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<labelLink xlink:type="extended" xlink:role="http://www.xbrl.org/2003/role/link">
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_DocumentAndEntityInformationAbstract" xlink:label="loc_GF1G1586018H_iccc_DocumentAndEntityInformationAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_DocumentAndEntityInformationAbstract" xml:lang="en-US">Document and Entity Information [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_DocumentAndEntityInformationAbstract" xlink:to="lab_IH3I3708230J_iccc_DocumentAndEntityInformationAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityRegistrantName" xlink:label="loc_3GI6670230KG97GK3H6F_dei_EntityRegistrantName" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_dei_EntityRegistrantName" xml:lang="en-US">Entity Registrant Name</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_dei_EntityRegistrantName" xlink:to="lab_5IK8892452MI19IM5J8H_dei_EntityRegistrantName"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="loc_GF1G1586018H_dei_EntityCentralIndexKey" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_dei_EntityCentralIndexKey" xml:lang="en-US">Entity Central Index Key</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_dei_EntityCentralIndexKey" xlink:to="lab_IH3I3708230J_dei_EntityCentralIndexKey"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_AmendmentFlag" xlink:label="loc_3GI6670230KG97GK3H6F_dei_AmendmentFlag" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_dei_AmendmentFlag" xml:lang="en-US">Amendment Flag</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_dei_AmendmentFlag" xlink:to="lab_5IK8892452MI19IM5J8H_dei_AmendmentFlag"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_TradingSymbol" xlink:label="loc_GF1G1586018H_dei_TradingSymbol" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_dei_TradingSymbol" xml:lang="en-US">Trading Symbol</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_dei_TradingSymbol" xlink:to="lab_IH3I3708230J_dei_TradingSymbol"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="loc_3GI6670230KG97GK3H6F_dei_CurrentFiscalYearEndDate" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_dei_CurrentFiscalYearEndDate" xml:lang="en-US">Current Fiscal Year End Date</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_dei_CurrentFiscalYearEndDate" xlink:to="lab_5IK8892452MI19IM5J8H_dei_CurrentFiscalYearEndDate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentType" xlink:label="loc_GF1G1586018H_dei_DocumentType" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_dei_DocumentType" xml:lang="en-US">Document Type</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_dei_DocumentType" xlink:to="lab_IH3I3708230J_dei_DocumentType"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_3GI6670230KG97GK3H6F_dei_DocumentPeriodEndDate" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_dei_DocumentPeriodEndDate" xml:lang="en-US">Document Period End Date</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_dei_DocumentPeriodEndDate" xlink:to="lab_5IK8892452MI19IM5J8H_dei_DocumentPeriodEndDate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_GF1G1586018H_dei_DocumentFiscalYearFocus" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_dei_DocumentFiscalYearFocus" xml:lang="en-US">Document Fiscal Year Focus</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_dei_DocumentFiscalYearFocus" xlink:to="lab_IH3I3708230J_dei_DocumentFiscalYearFocus"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="loc_3GI6670230KG97GK3H6F_dei_DocumentFiscalPeriodFocus" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_dei_DocumentFiscalPeriodFocus" xml:lang="en-US">Document Fiscal Period Focus</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_dei_DocumentFiscalPeriodFocus" xlink:to="lab_5IK8892452MI19IM5J8H_dei_DocumentFiscalPeriodFocus"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityFilerCategory" xlink:label="loc_GF1G1586018H_dei_EntityFilerCategory" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_dei_EntityFilerCategory" xml:lang="en-US">Entity Filer Category</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_dei_EntityFilerCategory" xlink:to="lab_IH3I3708230J_dei_EntityFilerCategory"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="loc_3GI6670230KG97GK3H6F_dei_EntityCommonStockSharesOutstanding" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_dei_EntityCommonStockSharesOutstanding" xml:lang="en-US">Entity Common Stock, Shares Outstanding</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_dei_EntityCommonStockSharesOutstanding" xlink:to="lab_5IK8892452MI19IM5J8H_dei_EntityCommonStockSharesOutstanding"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_GF1G1586018H_us-gaap_StatementOfFinancialPositionAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_StatementOfFinancialPositionAbstract" xml:lang="en-US">Statement of Financial Position [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_StatementOfFinancialPositionAbstract" xlink:to="lab_IH3I3708230J_us-gaap_StatementOfFinancialPositionAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_AssetsAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AssetsAbstract" xml:lang="en-US">Assets [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AssetsAbstract" xml:lang="en-US">Assets:</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AssetsAbstract" xml:lang="en-US">ASSETS</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_AssetsAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_AssetsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_GF1G1586018H_us-gaap_AssetsCurrentAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_AssetsCurrentAbstract" xml:lang="en-US">Assets, Current [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_AssetsCurrentAbstract" xml:lang="en-US">CURRENT ASSETS:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_AssetsCurrentAbstract" xlink:to="lab_IH3I3708230J_us-gaap_AssetsCurrentAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_CashAndCashEquivalentsAtCarryingValue" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US">Cash and Cash Equivalents, at Carrying Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US">Cash and cash equivalents</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US">Cash and cash equivalents</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US">BEGINNING CASH AND CASH EQUIVALENTS</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US">ENDING CASH AND CASH EQUIVALENTS</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/disclosureGuidance" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US">Cash and money market accounts</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShortTermInvestments" xlink:label="loc_GF1G1586018H_us-gaap_ShortTermInvestments" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ShortTermInvestments" xml:lang="en-US">Short-Term Investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ShortTermInvestments" xml:lang="en-US">Short-term investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/disclosureGuidance" xlink:label="lab_IH3I3708230J_us-gaap_ShortTermInvestments" xml:lang="en-US">Bank certificates of deposit</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ShortTermInvestments" xlink:to="lab_IH3I3708230J_us-gaap_ShortTermInvestments"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_InventoryNet" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_InventoryNet" xml:lang="en-US">inventory</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_InventoryNet" xml:lang="en-US">Inventory</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_InventoryNet" xml:lang="en-US">Total</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_InventoryNet" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_InventoryNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_GF1G1586018H_us-gaap_AccountsReceivableNetCurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_AccountsReceivableNetCurrent" xml:lang="en-US">Accounts Receivable, Net, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_AccountsReceivableNetCurrent" xml:lang="en-US">Accounts receivable, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_AccountsReceivableNetCurrent" xml:lang="en-US">Accounts receivable, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_AccountsReceivableNetCurrent" xlink:to="lab_IH3I3708230J_us-gaap_AccountsReceivableNetCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_PrepaidExpenseAndOtherAssetsCurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xml:lang="en-US">Prepaid Expense and Other Assets, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xml:lang="en-US">Prepaid expenses and other current assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xml:lang="en-US">Total</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_GF1G1586018H_us-gaap_AssetsCurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_AssetsCurrent" xml:lang="en-US">Assets, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_AssetsCurrent" xml:lang="en-US">Total current assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_AssetsCurrent" xlink:to="lab_IH3I3708230J_us-gaap_AssetsCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_PropertyPlantAndEquipmentNet" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentNet" xml:lang="en-US">Property, Plant and Equipment, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentNet" xml:lang="en-US">Property, plant and equipment, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentNet" xml:lang="en-US">PROPERTY, PLANT AND EQUIPMENT, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentNet" xml:lang="en-US">Property, plant and equipment, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_PropertyPlantAndEquipmentNet" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsNetNoncurrent" xlink:label="loc_GF1G1586018H_us-gaap_DeferredTaxAssetsNetNoncurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_DeferredTaxAssetsNetNoncurrent" xml:lang="en-US">Deferred Tax Assets, Net, Noncurrent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_DeferredTaxAssetsNetNoncurrent" xml:lang="en-US">DEFERRED TAX ASSETS</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_DeferredTaxAssetsNetNoncurrent" xlink:to="lab_IH3I3708230J_us-gaap_DeferredTaxAssetsNetNoncurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_IntangibleAssetsNetExcludingGoodwill" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IntangibleAssetsNetExcludingGoodwill" xml:lang="en-US">Intangible Assets, Net (Excluding Goodwill)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IntangibleAssetsNetExcludingGoodwill" xml:lang="en-US">INTANGIBLE ASSETS, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_GF1G1586018H_us-gaap_Goodwill" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_Goodwill" xml:lang="en-US">Goodwill</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_Goodwill" xml:lang="en-US">GOODWILL</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_Goodwill" xlink:to="lab_IH3I3708230J_us-gaap_Goodwill"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_OtherAssetsNoncurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OtherAssetsNoncurrent" xml:lang="en-US">Other Assets, Noncurrent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OtherAssetsNoncurrent" xml:lang="en-US">OTHER ASSETS, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_OtherAssetsNoncurrent" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_OtherAssetsNoncurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Assets" xlink:label="loc_GF1G1586018H_us-gaap_Assets" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_Assets" xml:lang="en-US">Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_Assets" xml:lang="en-US">TOTAL ASSETS</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_Assets" xlink:to="lab_IH3I3708230J_us-gaap_Assets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_LiabilitiesAndStockholdersEquityAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesAndStockholdersEquityAbstract" xml:lang="en-US">Liabilities and Equity [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesAndStockholdersEquityAbstract" xml:lang="en-US">LIABILITIES AND STOCKHOLDERS' EQUITY</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="loc_GF1G1586018H_us-gaap_LiabilitiesCurrentAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_LiabilitiesCurrentAbstract" xml:lang="en-US">Liabilities, Current [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_LiabilitiesCurrentAbstract" xml:lang="en-US">CURRENT LIABILITIES:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_LiabilitiesCurrentAbstract" xlink:to="lab_IH3I3708230J_us-gaap_LiabilitiesCurrentAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xml:lang="en-US">Accounts Payable and Accrued Liabilities, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xml:lang="en-US">Accounts payable and accrued expenses</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xml:lang="en-US">Total</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LoansPayableToBankCurrent" xlink:label="loc_GF1G1586018H_us-gaap_LoansPayableToBankCurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_LoansPayableToBankCurrent" xml:lang="en-US">Loans Payable To Bank, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_LoansPayableToBankCurrent" xml:lang="en-US">Current portion of bank debt</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_LoansPayableToBankCurrent" xlink:to="lab_IH3I3708230J_us-gaap_LoansPayableToBankCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRevenueCurrent" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_DeferredRevenueCurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DeferredRevenueCurrent" xml:lang="en-US">Deferred Revenue, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DeferredRevenueCurrent" xml:lang="en-US">Deferred revenue</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_DeferredRevenueCurrent" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_DeferredRevenueCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_GF1G1586018H_us-gaap_LiabilitiesCurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_LiabilitiesCurrent" xml:lang="en-US">Liabilities, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_LiabilitiesCurrent" xml:lang="en-US">Total current liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_LiabilitiesCurrent" xlink:to="lab_IH3I3708230J_us-gaap_LiabilitiesCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesNoncurrentAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_LiabilitiesNoncurrentAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesNoncurrentAbstract" xml:lang="en-US">Liabilities, Noncurrent [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesNoncurrentAbstract" xml:lang="en-US">LONG-TERM LIABILITIES:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_LiabilitiesNoncurrentAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesNoncurrentAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermLoansFromBank" xlink:label="loc_GF1G1586018H_us-gaap_LongTermLoansFromBank" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_LongTermLoansFromBank" xml:lang="en-US">Loans Payable To Bank, Noncurrent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_LongTermLoansFromBank" xml:lang="en-US">Bank debt, net of current portion</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_LongTermLoansFromBank" xlink:to="lab_IH3I3708230J_us-gaap_LongTermLoansFromBank"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxLiabilitiesNoncurrent" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_DeferredTaxLiabilitiesNoncurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DeferredTaxLiabilitiesNoncurrent" xml:lang="en-US">Deferred Tax Liabilities, Net, Noncurrent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DeferredTaxLiabilitiesNoncurrent" xml:lang="en-US">Deferred tax liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_DeferredTaxLiabilitiesNoncurrent" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_DeferredTaxLiabilitiesNoncurrent"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_InterestRateSwap" xlink:label="loc_GF1G1586018H_iccc_InterestRateSwap" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_InterestRateSwap" xml:lang="en-US">Interest Rate Swap</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_InterestRateSwap" xml:lang="en-US">Interest rate swaps</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_InterestRateSwap" xml:lang="en-US">The carrying amount as of the balance sheet date of interest rate swap due beyond one year or the operating cycle, whichever is longer.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_InterestRateSwap" xlink:to="lab_IH3I3708230J_iccc_InterestRateSwap"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesNoncurrent" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_LiabilitiesNoncurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesNoncurrent" xml:lang="en-US">Liabilities, Noncurrent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesNoncurrent" xml:lang="en-US">Total long-term liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_LiabilitiesNoncurrent" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesNoncurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_GF1G1586018H_us-gaap_Liabilities" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_Liabilities" xml:lang="en-US">Liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_Liabilities" xml:lang="en-US">TOTAL LIABILITIES</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_Liabilities" xlink:to="lab_IH3I3708230J_us-gaap_Liabilities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_CommitmentsAndContingencies" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CommitmentsAndContingencies" xml:lang="en-US">Commitments and Contingencies</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CommitmentsAndContingencies" xml:lang="en-US">CONTINGENT LIABILITIES AND COMMITMENTS (See Note 15)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_CommitmentsAndContingencies" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_CommitmentsAndContingencies"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="loc_GF1G1586018H_us-gaap_StockholdersEquityAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_StockholdersEquityAbstract" xml:lang="en-US">Stockholders Equity Attributable To Parent [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_StockholdersEquityAbstract" xml:lang="en-US">STOCKHOLDERS' EQUITY:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_StockholdersEquityAbstract" xlink:to="lab_IH3I3708230J_us-gaap_StockholdersEquityAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockValue" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_CommonStockValue" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CommonStockValue" xml:lang="en-US">Common Stock, Value, Issued</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CommonStockValue" xml:lang="en-US">Common stock, $0.10 par value per share, 10,000,000 and 10,000,000 shares authorized, 5,044,838 and 5,044,838 shares issued and 4,848,390 and 4,847,390 shares outstanding, as of March 31, 2017 and December 31, 2016, respectively</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_CommonStockValue" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_CommonStockValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="loc_GF1G1586018H_us-gaap_AdditionalPaidInCapital" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_AdditionalPaidInCapital" xml:lang="en-US">Additional Paid in Capital</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_AdditionalPaidInCapital" xml:lang="en-US">Additional paid-in capital</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_AdditionalPaidInCapital" xlink:to="lab_IH3I3708230J_us-gaap_AdditionalPaidInCapital"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_RetainedEarningsAccumulatedDeficit" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_RetainedEarningsAccumulatedDeficit" xml:lang="en-US">Retained Earnings (Accumulated Deficit)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_RetainedEarningsAccumulatedDeficit" xml:lang="en-US">Retained earnings</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_RetainedEarningsAccumulatedDeficit" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_RetainedEarningsAccumulatedDeficit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TreasuryStockValue" xlink:label="loc_GF1G1586018H_us-gaap_TreasuryStockValue" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_TreasuryStockValue" xml:lang="en-US">Treasury Stock, Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_TreasuryStockValue" xml:lang="en-US">Treasury stock, at cost, 196,448 and 197,448 shares as of March 31, 2017 and December 31, 2016, respectively</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_TreasuryStockValue" xlink:to="lab_IH3I3708230J_us-gaap_TreasuryStockValue"/>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_GF1G1586018H_us-gaap_StockholdersEquity" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_StockholdersEquity" xml:lang="en-US">Stockholders' Equity Attributable to Parent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_StockholdersEquity" xml:lang="en-US">Total stockholders' equity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_IH3I3708230J_us-gaap_StockholdersEquity" xml:lang="en-US">Balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_IH3I3708230J_us-gaap_StockholdersEquity" xml:lang="en-US">Balance</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_StockholdersEquity" xlink:to="lab_IH3I3708230J_us-gaap_StockholdersEquity"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_LiabilitiesAndStockholdersEquity" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesAndStockholdersEquity" xml:lang="en-US">Liabilities and Equity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesAndStockholdersEquity" xml:lang="en-US">TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_GF1G1586018H_us-gaap_CommonStockParOrStatedValuePerShare" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_CommonStockParOrStatedValuePerShare" xml:lang="en-US">Common Stock, Par Or Stated Value Per Share</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_CommonStockParOrStatedValuePerShare" xml:lang="en-US">Common stock, par value (in dollars per share)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="lab_IH3I3708230J_us-gaap_CommonStockParOrStatedValuePerShare"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_CommonStockSharesAuthorized" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CommonStockSharesAuthorized" xml:lang="en-US">Common Stock, Shares Authorized</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CommonStockSharesAuthorized" xml:lang="en-US">Common stock, shares authorized</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_CommonStockSharesAuthorized" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_CommonStockSharesAuthorized"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_GF1G1586018H_us-gaap_CommonStockSharesIssued" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_CommonStockSharesIssued" xml:lang="en-US">Common Stock, Shares, Issued</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_CommonStockSharesIssued" xml:lang="en-US">Common stock, shares issued</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_CommonStockSharesIssued" xlink:to="lab_IH3I3708230J_us-gaap_CommonStockSharesIssued"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_CommonStockSharesOutstanding" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CommonStockSharesOutstanding" xml:lang="en-US">Common Stock, Shares, Outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CommonStockSharesOutstanding" xml:lang="en-US">Common stock, shares outstanding</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_CommonStockSharesOutstanding" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_CommonStockSharesOutstanding"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TreasuryStockShares" xlink:label="loc_GF1G1586018H_us-gaap_TreasuryStockShares" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_TreasuryStockShares" xml:lang="en-US">Treasury Stock, Shares</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_TreasuryStockShares" xml:lang="en-US">Treasury stock, shares</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_TreasuryStockShares" xlink:to="lab_IH3I3708230J_us-gaap_TreasuryStockShares"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_IncomeStatementAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncomeStatementAbstract" xml:lang="en-US">Income Statement [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_IncomeStatementAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_IncomeStatementAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SalesRevenueGoodsNet" xlink:label="loc_GF1G1586018H_us-gaap_SalesRevenueGoodsNet" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_SalesRevenueGoodsNet" xml:lang="en-US">Sales Revenue, Goods, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_SalesRevenueGoodsNet" xml:lang="en-US">Annual sales</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_SalesRevenueGoodsNet" xml:lang="en-US">Product sales</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_SalesRevenueGoodsNet" xlink:to="lab_IH3I3708230J_us-gaap_SalesRevenueGoodsNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CostOfGoodsSold" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_CostOfGoodsSold" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CostOfGoodsSold" xml:lang="en-US">Cost Of Goods Sold</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CostOfGoodsSold" xml:lang="en-US">Costs of goods sold</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_CostOfGoodsSold" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_CostOfGoodsSold"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GrossProfit" xlink:label="loc_GF1G1586018H_us-gaap_GrossProfit" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_GrossProfit" xml:lang="en-US">Gross Profit</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_GrossProfit" xml:lang="en-US">Gross margin</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_GrossProfit" xml:lang="en-US">Gross margin</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_GrossProfit" xlink:to="lab_IH3I3708230J_us-gaap_GrossProfit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SellingAndMarketingExpense" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_SellingAndMarketingExpense" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SellingAndMarketingExpense" xml:lang="en-US">Selling and Marketing Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SellingAndMarketingExpense" xml:lang="en-US">Sales and marketing expenses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_SellingAndMarketingExpense" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_SellingAndMarketingExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="loc_GF1G1586018H_us-gaap_GeneralAndAdministrativeExpense" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_GeneralAndAdministrativeExpense" xml:lang="en-US">General and Administrative Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_GeneralAndAdministrativeExpense" xml:lang="en-US">Administrative expenses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_GeneralAndAdministrativeExpense" xlink:to="lab_IH3I3708230J_us-gaap_GeneralAndAdministrativeExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ResearchAndDevelopmentExpense" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ResearchAndDevelopmentExpense" xml:lang="en-US">Research and Development Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ResearchAndDevelopmentExpense" xml:lang="en-US">Product development expenses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ResearchAndDevelopmentExpense" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ResearchAndDevelopmentExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="loc_GF1G1586018H_us-gaap_OperatingExpenses" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_OperatingExpenses" xml:lang="en-US">Operating Expenses</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_OperatingExpenses" xml:lang="en-US">Operating expenses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_OperatingExpenses" xlink:to="lab_IH3I3708230J_us-gaap_OperatingExpenses"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_OperatingIncomeLoss" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OperatingIncomeLoss" xml:lang="en-US">Operating Income (Loss)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OperatingIncomeLoss" xml:lang="en-US">Net operating income (loss)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OperatingIncomeLoss" xml:lang="en-US">Net operating income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OperatingIncomeLoss" xml:lang="en-US">NET OPERATING INCOME</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherNonoperatingExpense" xlink:label="loc_GF1G1586018H_us-gaap_OtherNonoperatingExpense" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_OtherNonoperatingExpense" xml:lang="en-US">Other Nonoperating Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_OtherNonoperatingExpense" xml:lang="en-US">Other expenses, (revenues), net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/negativeLabel" xlink:label="lab_IH3I3708230J_us-gaap_OtherNonoperatingExpense" xml:lang="en-US">Other expenses, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_OtherNonoperatingExpense" xml:lang="en-US">Other expenses, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_OtherNonoperatingExpense" xml:lang="en-US">Other expenses, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="lab_IH3I3708230J_us-gaap_OtherNonoperatingExpense" xml:lang="en-US">Other expenses, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_OtherNonoperatingExpense" xlink:to="lab_IH3I3708230J_us-gaap_OtherNonoperatingExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xml:lang="en-US">Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xml:lang="en-US">INCOME BEFORE INCOME TAXES</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_GF1G1586018H_us-gaap_IncomeTaxExpenseBenefit" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_IncomeTaxExpenseBenefit" xml:lang="en-US">Income Tax Expense (Benefit)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncomeTaxExpenseBenefit" xml:lang="en-US">Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncomeTaxExpenseBenefit" xml:lang="en-US">Income tax expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncomeTaxExpenseBenefit" xml:lang="en-US">Total income tax expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveVerboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncomeTaxExpenseBenefit" xml:lang="en-US">Total income tax (benefit) expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncomeTaxExpenseBenefit" xml:lang="en-US">Total income tax expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncomeTaxExpenseBenefit" xml:lang="en-US">Income tax expense (benefit)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_IncomeTaxExpenseBenefit" xlink:to="lab_IH3I3708230J_us-gaap_IncomeTaxExpenseBenefit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_NetIncomeLoss" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NetIncomeLoss" xml:lang="en-US">Net Income (Loss) Attributable to Parent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NetIncomeLoss" xml:lang="en-US">Net income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NetIncomeLoss" xml:lang="en-US">Net income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NetIncomeLoss" xml:lang="en-US">Net income (loss)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NetIncomeLoss" xml:lang="en-US">NET INCOME</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/disclosureGuidance" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NetIncomeLoss" xml:lang="en-US">Net income</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_NetIncomeLoss" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_NetIncomeLoss"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" xlink:label="loc_GF1G1586018H_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Diluted [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" xml:lang="en-US">Weighted average common shares outstanding:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" xlink:to="lab_IH3I3708230J_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Basic</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xml:lang="en-US">Weighted average number of shares outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xml:lang="en-US">Basic</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_GF1G1586018H_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Diluted</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xml:lang="en-US">Diluted number of shares outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xml:lang="en-US">Diluted</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xml:lang="en-US">Diluted number of shares outstanding</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:to="lab_IH3I3708230J_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_EarningsPerShareAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_EarningsPerShareAbstract" xml:lang="en-US">Earnings Per Share [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_EarningsPerShareAbstract" xml:lang="en-US">Net (loss) income per common share:</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_EarningsPerShareAbstract" xml:lang="en-US">NET INCOME PER SHARE:</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/disclosureGuidance" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_EarningsPerShareAbstract" xml:lang="en-US">Net income (loss) per common share:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_EarningsPerShareAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_EarningsPerShareAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_GF1G1586018H_us-gaap_EarningsPerShareBasic" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_EarningsPerShareBasic" xml:lang="en-US">Earnings Per Share, Basic</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_EarningsPerShareBasic" xml:lang="en-US">Basic (in dollar per share)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_EarningsPerShareBasic" xml:lang="en-US">Basic</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_EarningsPerShareBasic" xlink:to="lab_IH3I3708230J_us-gaap_EarningsPerShareBasic"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_EarningsPerShareDiluted" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_EarningsPerShareDiluted" xml:lang="en-US">Earnings Per Share, Diluted</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_EarningsPerShareDiluted" xml:lang="en-US">Diluted (in dollar per share)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_EarningsPerShareDiluted" xml:lang="en-US">Diluted</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_EarningsPerShareDiluted" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_EarningsPerShareDiluted"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:label="loc_GF1G1586018H_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xml:lang="en-US">Statements of Other Comprehensive Income [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:to="lab_IH3I3708230J_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xml:lang="en-US">Other Comprehensive Income (Loss), Net Of Tax [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xml:lang="en-US">Other comprehensive income (loss):</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_InterestRateSwapBeforeTaxes" xlink:label="loc_GF1G1586018H_iccc_InterestRateSwapBeforeTaxes" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_InterestRateSwapBeforeTaxes" xml:lang="en-US">Interest Rate Swap Before Taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_InterestRateSwapBeforeTaxes" xml:lang="en-US">Interest rate swaps, before taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_InterestRateSwapBeforeTaxes" xml:lang="en-US">Comprehensive income, before taxes, from forward based contracts in which two parties agree to swap periodic payments that are fixed at the outset of the swap contract with variable payments based on a market interest rate (index rate) over a specified period.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_InterestRateSwapBeforeTaxes" xlink:to="lab_IH3I3708230J_iccc_InterestRateSwapBeforeTaxes"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_IncomeTaxApplicableToInterestRateSwap" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_IncomeTaxApplicableToInterestRateSwap" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IncomeTaxApplicableToInterestRateSwap" xml:lang="en-US">Income Tax Applicable To Interest Rate Swap</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IncomeTaxApplicableToInterestRateSwap" xml:lang="en-US">Income tax applicable to interest rate swaps</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IncomeTaxApplicableToInterestRateSwap" xml:lang="en-US">This amount represents income tax applicable to interest rate swap.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_IncomeTaxApplicableToInterestRateSwap" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_IncomeTaxApplicableToInterestRateSwap"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_GF1G1586018H_us-gaap_OtherComprehensiveIncomeLossNetOfTax" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_OtherComprehensiveIncomeLossNetOfTax" xml:lang="en-US">Other Comprehensive Income (Loss), Net Of Tax</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_OtherComprehensiveIncomeLossNetOfTax" xml:lang="en-US">Other comprehensive income (loss) net of taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_OtherComprehensiveIncomeLossNetOfTax" xml:lang="en-US">Other comprehensive income (loss), net of tax</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_OtherComprehensiveIncomeLossNetOfTax" xml:lang="en-US">Other comprehensive income (loss), net of taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/disclosureGuidance" xlink:label="lab_IH3I3708230J_us-gaap_OtherComprehensiveIncomeLossNetOfTax" xml:lang="en-US">Other comprehensive income (loss), net of taxes</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:to="lab_IH3I3708230J_us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ComprehensiveIncomeNetOfTax" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ComprehensiveIncomeNetOfTax" xml:lang="en-US">Comprehensive Income (Loss), Net of Tax, Attributable to Parent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ComprehensiveIncomeNetOfTax" xml:lang="en-US">Total comprehensive income</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ComprehensiveIncomeNetOfTax" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ComprehensiveIncomeNetOfTax"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_GF1G1586018H_us-gaap_StatementOfCashFlowsAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_StatementOfCashFlowsAbstract" xml:lang="en-US">Statement Of Cash Flows [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_StatementOfCashFlowsAbstract" xlink:to="lab_IH3I3708230J_us-gaap_StatementOfCashFlowsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US">Net Cash Provided By (Used In) Operating Activities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US">CASH FLOWS FROM OPERATING ACTIVITIES:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_GF1G1586018H_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US">Adjustments To Reconcile Net Income (Loss) To Cash Provided By (Used In) Operating Activities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US">Adjustments to reconcile net income to net cash provided by (used for) operating activities:</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US">Adjustments to reconcile net income to net cash (used for) provided by operating activities:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="lab_IH3I3708230J_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Depreciation" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_Depreciation" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_Depreciation" xml:lang="en-US">Depreciation</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_Depreciation" xml:lang="en-US">Depreciation</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_Depreciation" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_Depreciation"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdjustmentForAmortization" xlink:label="loc_GF1G1586018H_us-gaap_AdjustmentForAmortization" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_AdjustmentForAmortization" xml:lang="en-US">Amortization</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_AdjustmentForAmortization" xml:lang="en-US">Amortization of mortgage loan</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_AdjustmentForAmortization" xml:lang="en-US">Amortization</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_AdjustmentForAmortization" xlink:to="lab_IH3I3708230J_us-gaap_AdjustmentForAmortization"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherNoncashExpense" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_OtherNoncashExpense" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OtherNoncashExpense" xml:lang="en-US">Other Noncash Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OtherNoncashExpense" xml:lang="en-US">Non-cash interest expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_OtherNoncashExpense" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_OtherNoncashExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredIncomeTaxesAndTaxCredits" xlink:label="loc_GF1G1586018H_us-gaap_DeferredIncomeTaxesAndTaxCredits" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_DeferredIncomeTaxesAndTaxCredits" xml:lang="en-US">Deferred Income Taxes and Tax Credits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_DeferredIncomeTaxesAndTaxCredits" xml:lang="en-US">Deferred income taxes</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_DeferredIncomeTaxesAndTaxCredits" xlink:to="lab_IH3I3708230J_us-gaap_DeferredIncomeTaxesAndTaxCredits"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensation" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensation" xml:lang="en-US">Share-based Compensation</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensation" xml:lang="en-US">Stock-based compensation</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensation" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensation"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="loc_GF1G1586018H_us-gaap_GainLossOnDispositionOfAssets" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_GainLossOnDispositionOfAssets" xml:lang="en-US">Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_GainLossOnDispositionOfAssets" xml:lang="en-US">Loss on disposal of fixed assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_GainLossOnDispositionOfAssets" xml:lang="en-US">Gain on disposal of fixed assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_GainLossOnDispositionOfAssets" xlink:to="lab_IH3I3708230J_us-gaap_GainLossOnDispositionOfAssets"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_ProvisionForUncollectibleAccounts" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_ProvisionForUncollectibleAccounts" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ProvisionForUncollectibleAccounts" xml:lang="en-US">Provision For Uncollectible Accounts</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ProvisionForUncollectibleAccounts" xml:lang="en-US">Provision for uncollectible accounts, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ProvisionForUncollectibleAccounts" xml:lang="en-US">Provision for uncollectible accounts.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ProvisionForUncollectibleAccounts" xml:lang="en-US">Provision for uncollectible accounts</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_ProvisionForUncollectibleAccounts" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_ProvisionForUncollectibleAccounts"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_GF1G1586018H_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xml:lang="en-US">Increase (Decrease) In Operating Capital [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xml:lang="en-US">Changes in:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInReceivables" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInReceivables" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInReceivables" xml:lang="en-US">Increase (Decrease) in Receivables</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInReceivables" xml:lang="en-US">(Decrease) in Accounts receivable, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInReceivables" xml:lang="en-US">Increase (Decrease) in Accounts receivable, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInReceivables" xml:lang="en-US">Accounts receivable, gross</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInReceivables" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInReceivables"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet" xlink:label="loc_GF1G1586018H_us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet" xml:lang="en-US">Increase (Decrease) in Accrued Interest Receivable, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet" xml:lang="en-US">Accrued interest income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet" xml:lang="en-US">Accrued interest income</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet" xlink:to="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInInventories" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInInventories" xml:lang="en-US">Increase (Decrease) in Inventories</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInInventories" xml:lang="en-US">(Decrease) Increase in inventory, Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInInventories" xml:lang="en-US">Inventory</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInInventories" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInInventories"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="loc_GF1G1586018H_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xml:lang="en-US">Increase (Decrease) in Prepaid Expense and Other Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xml:lang="en-US">Increase (Decrease) in Prepaid expense and other assets, Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xml:lang="en-US">Prepaid expenses and other current assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:to="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xml:lang="en-US">Increase (Decrease) in Accounts Payable and Accrued Liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xml:lang="en-US">Accounts payable and accrued expenses</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xml:lang="en-US">Increase (decrease) in accounts payable and accrued liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInDeferredRevenue" xlink:label="loc_GF1G1586018H_us-gaap_IncreaseDecreaseInDeferredRevenue" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInDeferredRevenue" xml:lang="en-US">Increase (Decrease) in Deferred Revenue</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInDeferredRevenue" xml:lang="en-US">Deferred revenue</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_IncreaseDecreaseInDeferredRevenue" xlink:to="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInDeferredRevenue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_NetCashProvidedByUsedInOperatingActivities" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NetCashProvidedByUsedInOperatingActivities" xml:lang="en-US">Net Cash Provided By (Used In) Operating Activities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NetCashProvidedByUsedInOperatingActivities" xml:lang="en-US">Net cash provided by (used for) operating activities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_GF1G1586018H_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xml:lang="en-US">Net Cash Provided By (Used In) Investing Activities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xml:lang="en-US">CASH FLOWS FROM INVESTING ACTIVITIES:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:to="lab_IH3I3708230J_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xml:lang="en-US">Payments To Acquire Property, Plant, and Equipment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xml:lang="en-US">Purchase of property, plant and equipment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireProductiveAssets" xlink:label="loc_GF1G1586018H_us-gaap_PaymentsToAcquireProductiveAssets" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_PaymentsToAcquireProductiveAssets" xml:lang="en-US">Payments to Acquire Productive Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_PaymentsToAcquireProductiveAssets" xml:lang="en-US">Purchase of certain business assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_PaymentsToAcquireProductiveAssets" xml:lang="en-US">Acquisition of certain business assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_PaymentsToAcquireProductiveAssets" xlink:to="lab_IH3I3708230J_us-gaap_PaymentsToAcquireProductiveAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" xml:lang="en-US">Proceeds From Maturities, Prepayments and Calls Of Short-Term Investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" xml:lang="en-US">Maturities of investments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireShortTermInvestments" xlink:label="loc_GF1G1586018H_us-gaap_PaymentsToAcquireShortTermInvestments" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_PaymentsToAcquireShortTermInvestments" xml:lang="en-US">Payments To Acquire Short-Term Investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_PaymentsToAcquireShortTermInvestments" xml:lang="en-US">Purchases of investments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_PaymentsToAcquireShortTermInvestments" xlink:to="lab_IH3I3708230J_us-gaap_PaymentsToAcquireShortTermInvestments"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xml:lang="en-US">Proceeds from Sale of Property, Plant, and Equipment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xml:lang="en-US">Proceeds from sale of fixed assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_GF1G1586018H_us-gaap_NetCashProvidedByUsedInInvestingActivities" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_NetCashProvidedByUsedInInvestingActivities" xml:lang="en-US">Net Cash Provided By (Used In) Investing Activities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_NetCashProvidedByUsedInInvestingActivities" xml:lang="en-US">Net cash used for investing activities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:to="lab_IH3I3708230J_us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xml:lang="en-US">Net Cash Provided By (Used In) Financing Activities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xml:lang="en-US">CASH FLOWS FROM FINANCING ACTIVITIES:</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xml:lang="en-US">CASH FLOWS FROM FINANCING ACTIVITES:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceInitialPublicOffering" xlink:label="loc_GF1G1586018H_us-gaap_ProceedsFromIssuanceInitialPublicOffering" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ProceedsFromIssuanceInitialPublicOffering" xml:lang="en-US">Proceeds from Issuance Initial Public Offering</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ProceedsFromIssuanceInitialPublicOffering" xml:lang="en-US">Net proceeds from offering</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ProceedsFromIssuanceInitialPublicOffering" xml:lang="en-US">Proceeds from public offering, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ProceedsFromIssuanceInitialPublicOffering" xlink:to="lab_IH3I3708230J_us-gaap_ProceedsFromIssuanceInitialPublicOffering"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceOfDebt" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ProceedsFromIssuanceOfDebt" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ProceedsFromIssuanceOfDebt" xml:lang="en-US">Proceeds from Issuance of Debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ProceedsFromIssuanceOfDebt" xml:lang="en-US">Proceeds from debt issuance</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ProceedsFromIssuanceOfDebt" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ProceedsFromIssuanceOfDebt"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RepaymentsOfDebt" xlink:label="loc_GF1G1586018H_us-gaap_RepaymentsOfDebt" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_RepaymentsOfDebt" xml:lang="en-US">Repayments Of Debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_RepaymentsOfDebt" xml:lang="en-US">Debt principal repayments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_RepaymentsOfDebt" xlink:to="lab_IH3I3708230J_us-gaap_RepaymentsOfDebt"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_PaymentsOfDebtIssuanceCosts" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PaymentsOfDebtIssuanceCosts" xml:lang="en-US">Payments of Debt Issuance Costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PaymentsOfDebtIssuanceCosts" xml:lang="en-US">Debt issuance costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PaymentsOfDebtIssuanceCosts" xml:lang="en-US">Debt issuance costs</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_PaymentsOfDebtIssuanceCosts" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_PaymentsOfDebtIssuanceCosts"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised" xlink:label="loc_GF1G1586018H_us-gaap_ProceedsFromStockOptionsExercised" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ProceedsFromStockOptionsExercised" xml:lang="en-US">Proceeds from Stock Options Exercised</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ProceedsFromStockOptionsExercised" xml:lang="en-US">Proceeds from exercise of stock options</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ProceedsFromStockOptionsExercised" xml:lang="en-US">Proceeds from exercise of stock options</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ProceedsFromStockOptionsExercised" xlink:to="lab_IH3I3708230J_us-gaap_ProceedsFromStockOptionsExercised"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_NetCashProvidedByUsedInFinancingActivities" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NetCashProvidedByUsedInFinancingActivities" xml:lang="en-US">Net Cash Provided By (Used In) Financing Activities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NetCashProvidedByUsedInFinancingActivities" xml:lang="en-US">Net cash provided by financing activities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="loc_GF1G1586018H_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xml:lang="en-US">Cash and Cash Equivalents, Period Increase (Decrease)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xml:lang="en-US">Increase (Decrease) in cash and cash equivalents</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xml:lang="en-US">Increase (Decrease) in cash and cash equivalents</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xml:lang="en-US">NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/definitionGuidance" xlink:label="lab_IH3I3708230J_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xml:lang="en-US">(Decrease) in cash and cash equivalents</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/disclosureGuidance" xlink:label="lab_IH3I3708230J_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xml:lang="en-US">Increase in cash and cash equivalents</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="lab_IH3I3708230J_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_SupplementalCashFlowInformationAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SupplementalCashFlowInformationAbstract" xml:lang="en-US">Supplemental Cash Flow Information [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SupplementalCashFlowInformationAbstract" xml:lang="en-US">SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_SupplementalCashFlowInformationAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_SupplementalCashFlowInformationAbstract"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_CashPaidForAbstract" xlink:label="loc_GF1G1586018H_iccc_CashPaidForAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_CashPaidForAbstract" xml:lang="en-US">Cash Paid For [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_CashPaidForAbstract" xml:lang="en-US">CASH PAID FOR:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_CashPaidForAbstract" xlink:to="lab_IH3I3708230J_iccc_CashPaidForAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeTaxesPaid" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_IncomeTaxesPaid" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncomeTaxesPaid" xml:lang="en-US">Income Taxes Paid</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncomeTaxesPaid" xml:lang="en-US">Income taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncomeTaxesPaid" xml:lang="en-US">INCOME TAXES PAID</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_IncomeTaxesPaid" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_IncomeTaxesPaid"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestPaid" xlink:label="loc_GF1G1586018H_us-gaap_InterestPaid" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_InterestPaid" xml:lang="en-US">Interest Paid</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_InterestPaid" xml:lang="en-US">Interest expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_InterestPaid" xml:lang="en-US">INTEREST EXPENSE PAID</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_InterestPaid" xlink:to="lab_IH3I3708230J_us-gaap_InterestPaid"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_NoncashInvestingAndFinancingItemsAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NoncashInvestingAndFinancingItemsAbstract" xml:lang="en-US">Noncash Investing and Financing Items [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NoncashInvestingAndFinancingItemsAbstract" xml:lang="en-US">NON-CASH ACTIVITIES:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_NoncashInvestingAndFinancingItemsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CapitalExpendituresIncurredButNotYetPaid" xlink:label="loc_GF1G1586018H_us-gaap_CapitalExpendituresIncurredButNotYetPaid" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_CapitalExpendituresIncurredButNotYetPaid" xml:lang="en-US">Capital Expenditures Incurred But Not Yet Paid</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_CapitalExpendituresIncurredButNotYetPaid" xml:lang="en-US">Change in capital expenditures included in accounts payable and accrued expenses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_CapitalExpendituresIncurredButNotYetPaid" xlink:to="lab_IH3I3708230J_us-gaap_CapitalExpendituresIncurredButNotYetPaid"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1" xml:lang="en-US">Increase (Decrease) In Fair Value Of Interest Rate Fair Value Hedging Instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1" xml:lang="en-US">Net change in fair value of interest rate swaps</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1" xml:lang="en-US">Net change in fair value of interest rate swap</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_NonCashFixedAssetDisposalsGross" xlink:label="loc_GF1G1586018H_iccc_NonCashFixedAssetDisposalsGross" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_NonCashFixedAssetDisposalsGross" xml:lang="en-US">Non Cash Fixed Asset Disposals, Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_NonCashFixedAssetDisposalsGross" xml:lang="en-US">Fixed asset disposals, gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_NonCashFixedAssetDisposalsGross" xml:lang="en-US">Non cash Fixed asset disposals, gross.</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherIncomeAndOtherExpenseDisclosureTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_OtherIncomeAndOtherExpenseDisclosureTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_OtherIncomeAndOtherExpenseDisclosureTextBlock" xml:lang="en-US">Other Income and Other Expense Disclosure [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_OtherIncomeAndOtherExpenseDisclosureTextBlock" xml:lang="en-US">OTHER EXPENSES, NET</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_IncomeTaxDisclosureAbstract" />
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_IncomeTaxDisclosureTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_IncomeTaxDisclosureTextBlock" xml:lang="en-US">Income Tax Disclosure [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncomeTaxDisclosureTextBlock" xml:lang="en-US">INCOME TAXES</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_CommitmentsAndContingenciesDisclosureAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xml:lang="en-US">Contingent Liabilities and Commitments [Abstract]</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xml:lang="en-US">Commitments and Contingencies Disclosure [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xml:lang="en-US">CONTINGENT LIABILITIES AND COMMITMENTS</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:to="lab_IH3I3708230J_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_SegmentReportingAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SegmentReportingAbstract" xml:lang="en-US">Segment Information [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_SegmentReportingAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_SegmentReportingAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_SegmentReportingDisclosureTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_SegmentReportingDisclosureTextBlock" xml:lang="en-US">Segment Reporting Disclosure [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_SegmentReportingDisclosureTextBlock" xml:lang="en-US">SEGMENT INFORMATION</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_SegmentReportingDisclosureTextBlock" xlink:to="lab_IH3I3708230J_us-gaap_SegmentReportingDisclosureTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RelatedPartyTransactionsAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_RelatedPartyTransactionsAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_RelatedPartyTransactionsAbstract" xml:lang="en-US">Related Party Transactions [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_RelatedPartyTransactionsAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_RelatedPartyTransactionsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_RelatedPartyTransactionsDisclosureTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xml:lang="en-US">Related Party Transactions Disclosure [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xml:lang="en-US">RELATED PARTY TRANSACTIONS</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:to="lab_IH3I3708230J_us-gaap_RelatedPartyTransactionsDisclosureTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_CompensationAndRetirementDisclosureAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CompensationAndRetirementDisclosureAbstract" xml:lang="en-US">Employee Benefits [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_CompensationAndRetirementDisclosureAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CompensationAndEmployeeBenefitPlansTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_CompensationAndEmployeeBenefitPlansTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_CompensationAndEmployeeBenefitPlansTextBlock" xml:lang="en-US">Compensation and Employee Benefit Plans [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_CompensationAndEmployeeBenefitPlansTextBlock" xml:lang="en-US">EMPLOYEE BENEFITS</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_CompensationAndEmployeeBenefitPlansTextBlock" xml:lang="en-US">STOCK-BASED COMPENSATION</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_CompensationAndEmployeeBenefitPlansTextBlock" xlink:to="lab_IH3I3708230J_us-gaap_CompensationAndEmployeeBenefitPlansTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SubsequentEventsAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_SubsequentEventsAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SubsequentEventsAbstract" xml:lang="en-US">Subsequent Events [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SubsequentEventsAbstract" xml:lang="en-US">Subsequent Event, Description</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_SubsequentEventsAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_SubsequentEventsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SubsequentEventsTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_SubsequentEventsTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_SubsequentEventsTextBlock" xml:lang="en-US">Subsequent Events [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_SubsequentEventsTextBlock" xml:lang="en-US">SUBSEQUENT EVENTS</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_SubsequentEventsTextBlock" xlink:to="lab_IH3I3708230J_us-gaap_SubsequentEventsTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_BasisOfAccountingPolicyPolicyTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xml:lang="en-US">Basis of Accounting, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xml:lang="en-US">Basis of Presentation</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_CashAndCashEquivalentsPolicyTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_CashAndCashEquivalentsPolicyTextBlock" xml:lang="en-US">Cash and Cash Equivalents, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_CashAndCashEquivalentsPolicyTextBlock" xml:lang="en-US">Cash, Cash Equivalents, Short-Term Investments and Long-Term Investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_CashAndCashEquivalentsPolicyTextBlock" xml:lang="en-US">Cash, Cash Equivalents and Short-Term Investments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:to="lab_IH3I3708230J_us-gaap_CashAndCashEquivalentsPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryPolicyTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_InventoryPolicyTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_InventoryPolicyTextBlock" xml:lang="en-US">Inventory, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_InventoryPolicyTextBlock" xml:lang="en-US">Inventory</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_InventoryPolicyTextBlock" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_InventoryPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ReceivablesPolicyTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_ReceivablesPolicyTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ReceivablesPolicyTextBlock" xml:lang="en-US">Receivables, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ReceivablesPolicyTextBlock" xml:lang="en-US">Accounts receivable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ReceivablesPolicyTextBlock" xml:lang="en-US">Accounts Receivable</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ReceivablesPolicyTextBlock" xlink:to="lab_IH3I3708230J_us-gaap_ReceivablesPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xml:lang="en-US">Property, Plant and Equipment, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xml:lang="en-US">Property, Plant and Equipment</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" xml:lang="en-US">Goodwill and Intangible Assets, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" xml:lang="en-US">Intangible Assets and Goodwill</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" xlink:to="lab_IH3I3708230J_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementPolicyPolicyTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_FairValueMeasurementPolicyPolicyTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FairValueMeasurementPolicyPolicyTextBlock" xml:lang="en-US">Fair Value Measurement, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FairValueMeasurementPolicyPolicyTextBlock" xml:lang="en-US">Fair Value Measurements</label>
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<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_ValuationOfLongLivedAssetsPolicyTextBlock" xlink:label="loc_GF1G1586018H_iccc_ValuationOfLongLivedAssetsPolicyTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_ValuationOfLongLivedAssetsPolicyTextBlock" xml:lang="en-US">Valuation Of Long Lived Assets [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_ValuationOfLongLivedAssetsPolicyTextBlock" xml:lang="en-US">Valuation of Long-Lived Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_ValuationOfLongLivedAssetsPolicyTextBlock" xml:lang="en-US">Disclosure of accounting policy for valuation of long-lived assets.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_ValuationOfLongLivedAssetsPolicyTextBlock" xlink:to="lab_IH3I3708230J_iccc_ValuationOfLongLivedAssetsPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConcentrationRiskCreditRisk" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ConcentrationRiskCreditRisk" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ConcentrationRiskCreditRisk" xml:lang="en-US">Concentration Risk, Credit Risk, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ConcentrationRiskCreditRisk" xml:lang="en-US">Concentration of Risk</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ConcentrationRiskCreditRisk" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ConcentrationRiskCreditRisk"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_InterestRateSwapAgreementPolicyTextBlock" xlink:label="loc_GF1G1586018H_iccc_InterestRateSwapAgreementPolicyTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_InterestRateSwapAgreementPolicyTextBlock" xml:lang="en-US">Interest Rate Swap Agreement [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_InterestRateSwapAgreementPolicyTextBlock" xml:lang="en-US">Interest Rate Swap Agreements</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_InterestRateSwapAgreementPolicyTextBlock" xml:lang="en-US">Disclosure of accounting policy for determining the interest rate swap agreement.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_InterestRateSwapAgreementPolicyTextBlock" xlink:to="lab_IH3I3708230J_iccc_InterestRateSwapAgreementPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RevenueRecognitionPolicyTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_RevenueRecognitionPolicyTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_RevenueRecognitionPolicyTextBlock" xml:lang="en-US">Revenue Recognition, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_RevenueRecognitionPolicyTextBlock" xml:lang="en-US">Revenue Recognition</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_RevenueRecognitionPolicyTextBlock" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_RevenueRecognitionPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_ExpenseRecognitionPolicyTextBlock" xlink:label="loc_GF1G1586018H_iccc_ExpenseRecognitionPolicyTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_ExpenseRecognitionPolicyTextBlock" xml:lang="en-US">Expense Recognition [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_ExpenseRecognitionPolicyTextBlock" xml:lang="en-US">Expense Recognition</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_ExpenseRecognitionPolicyTextBlock" xml:lang="en-US">Entire disclosure of accounting policy for expense recognition.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_ExpenseRecognitionPolicyTextBlock" xlink:to="lab_IH3I3708230J_iccc_ExpenseRecognitionPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeTaxPolicyTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_IncomeTaxPolicyTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncomeTaxPolicyTextBlock" xml:lang="en-US">Income Tax, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncomeTaxPolicyTextBlock" xml:lang="en-US">Income Taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncomeTaxPolicyTextBlock" xml:lang="en-US">Income taxes</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_IncomeTaxPolicyTextBlock" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_IncomeTaxPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:label="loc_GF1G1586018H_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xml:lang="en-US">Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xml:lang="en-US">Stock-based compensation</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xml:lang="en-US">Stock-Based Compensation</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:to="lab_IH3I3708230J_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EarningsPerSharePolicyTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_EarningsPerSharePolicyTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_EarningsPerSharePolicyTextBlock" xml:lang="en-US">Earnings Per Share, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_EarningsPerSharePolicyTextBlock" xml:lang="en-US">Net Income Per Common Share</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_EarningsPerSharePolicyTextBlock" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_EarningsPerSharePolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UseOfEstimates" xlink:label="loc_GF1G1586018H_us-gaap_UseOfEstimates" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_UseOfEstimates" xml:lang="en-US">Use of Estimates, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_UseOfEstimates" xml:lang="en-US">Use of Estimates</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_UseOfEstimates" xlink:to="lab_IH3I3708230J_us-gaap_UseOfEstimates"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xml:lang="en-US">New Accounting Pronouncements, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xml:lang="en-US">New Accounting Pronouncements</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock" xml:lang="en-US">Fair Value Measurements, Nonrecurring [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock" xml:lang="en-US">Schedule of financial assets measured at fair value on recurring basis</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock" xml:lang="en-US">Schedule of financial assets measured at fair value on nonrecurring basis</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock" xlink:to="lab_IH3I3708230J_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_ScheduleOfSalesToSignificantCustomersTableTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_ScheduleOfSalesToSignificantCustomersTableTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ScheduleOfSalesToSignificantCustomersTableTextBlock" xml:lang="en-US">Schedule Of Sales To Significant Customers Table [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ScheduleOfSalesToSignificantCustomersTableTextBlock" xml:lang="en-US">Schedule of sales to significant customers</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ScheduleOfSalesToSignificantCustomersTableTextBlock" xml:lang="en-US">Tabular disclosure of sales to significant customers that amounted to 10% or more of total product sales by the entity during the period.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_ScheduleOfSalesToSignificantCustomersTableTextBlock" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_ScheduleOfSalesToSignificantCustomersTableTextBlock"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_ScheduleOfAccountsReceivableDueFromSignificantCustomersTableTextBlock" xlink:label="loc_GF1G1586018H_iccc_ScheduleOfAccountsReceivableDueFromSignificantCustomersTableTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_ScheduleOfAccountsReceivableDueFromSignificantCustomersTableTextBlock" xml:lang="en-US">Schedule Of Accounts Receivable Due From Significant Customers Table [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_ScheduleOfAccountsReceivableDueFromSignificantCustomersTableTextBlock" xml:lang="en-US">Schedule of accounts receivable due from significant customers</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_ScheduleOfAccountsReceivableDueFromSignificantCustomersTableTextBlock" xml:lang="en-US">Tabular disclosure of accounts receivable due from significant customers that amounted to 10% or more of total trade accounts receivable as of the balance sheet date.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_ScheduleOfAccountsReceivableDueFromSignificantCustomersTableTextBlock" xlink:to="lab_IH3I3708230J_iccc_ScheduleOfAccountsReceivableDueFromSignificantCustomersTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock" xml:lang="en-US">Schedule of Weighted Average Number of Shares [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock" xml:lang="en-US">Schedule of weighted average and diluted number of shares outstanding</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfCashCashEquivalentsAndShortTermInvestmentsTableTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_ScheduleOfCashCashEquivalentsAndShortTermInvestmentsTableTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ScheduleOfCashCashEquivalentsAndShortTermInvestmentsTableTextBlock" xml:lang="en-US">Schedule Of Cash, Cash Equivalents and Short-Term Investments [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ScheduleOfCashCashEquivalentsAndShortTermInvestmentsTableTextBlock" xml:lang="en-US">Schedule of cash, cash equivalents and short-term investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ScheduleOfCashCashEquivalentsAndShortTermInvestmentsTableTextBlock" xml:lang="en-US">Schedule of cash, cash equivalents and short-term investments and long-term investments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ScheduleOfCashCashEquivalentsAndShortTermInvestmentsTableTextBlock" xlink:to="lab_IH3I3708230J_us-gaap_ScheduleOfCashCashEquivalentsAndShortTermInvestmentsTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_HeldToMaturitySecuritiesTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_HeldToMaturitySecuritiesTextBlock" xml:lang="en-US">Held-to-maturity Securities [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_HeldToMaturitySecuritiesTextBlock" xml:lang="en-US">Schedule of held to maturity securities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_HeldToMaturitySecuritiesTextBlock" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_HeldToMaturitySecuritiesTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_ScheduleOfInventoryCurrentTableTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xml:lang="en-US">Schedule Of Inventory, Current [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xml:lang="en-US">Schedule of inventory</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:to="lab_IH3I3708230J_us-gaap_ScheduleOfInventoryCurrentTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" xml:lang="en-US">Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" xml:lang="en-US">Schedule of accounts receivable</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredCostsCapitalizedPrepaidAndOtherAssetsDisclosureTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_DeferredCostsCapitalizedPrepaidAndOtherAssetsDisclosureTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_DeferredCostsCapitalizedPrepaidAndOtherAssetsDisclosureTextBlock" xml:lang="en-US">Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_DeferredCostsCapitalizedPrepaidAndOtherAssetsDisclosureTextBlock" xml:lang="en-US">Schedule of prepaid expenses and other current assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_DeferredCostsCapitalizedPrepaidAndOtherAssetsDisclosureTextBlock" xml:lang="en-US">Schedule of prepaid expenses and other assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_DeferredCostsCapitalizedPrepaidAndOtherAssetsDisclosureTextBlock" xlink:to="lab_IH3I3708230J_us-gaap_DeferredCostsCapitalizedPrepaidAndOtherAssetsDisclosureTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_PropertyPlantAndEquipmentTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentTextBlock" xml:lang="en-US">Property, Plant and Equipment [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentTextBlock" xml:lang="en-US">Schedule of property, plant and equipment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xml:lang="en-US">Summary of intangible amortization expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xlink:to="lab_IH3I3708230J_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xml:lang="en-US">Schedule of intangible assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" xml:lang="en-US">Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" xml:lang="en-US">Schedule of accounts payable and accrued expenses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" xlink:to="lab_IH3I3708230J_us-gaap_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfDebtInstrumentsTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ScheduleOfDebtInstrumentsTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfDebtInstrumentsTextBlock" xml:lang="en-US">Schedule of Long-term Debt Instruments [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfDebtInstrumentsTextBlock" xml:lang="en-US">Schedule of principal payments due under debt outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfDebtInstrumentsTextBlock" xml:lang="en-US">Schedule Of Principal Payments Due [Table Text Block]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ScheduleOfDebtInstrumentsTextBlock" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfDebtInstrumentsTextBlock"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_ScheduleOfInterestRateSwapsTableTextBlock" xlink:label="loc_GF1G1586018H_iccc_ScheduleOfInterestRateSwapsTableTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_ScheduleOfInterestRateSwapsTableTextBlock" xml:lang="en-US">Schedule Of Interest Rate Swaps [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_ScheduleOfInterestRateSwapsTableTextBlock" xml:lang="en-US">Schedule of interest rate swaps classified as level 2 fair value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_ScheduleOfInterestRateSwapsTableTextBlock" xml:lang="en-US">Schedule of interest rate swaps [Table Text Block].</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_ScheduleOfInterestRateSwapsTableTextBlock" xlink:to="lab_IH3I3708230J_iccc_ScheduleOfInterestRateSwapsTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xml:lang="en-US">Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xml:lang="en-US">Schedule of activity under the stock option plans</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xlink:label="loc_GF1G1586018H_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xml:lang="en-US">Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xml:lang="en-US">Schedule of fair value stock option grant using black-scholes option valuation model with the weighted-average assumptions</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xlink:to="lab_IH3I3708230J_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock" xml:lang="en-US">Schedule Of Other Nonoperating Income (Expense) [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock" xml:lang="en-US">Schedule of other expenses, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="loc_GF1G1586018H_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xml:lang="en-US">Fair Value Measurements, Recurring and Nonrecurring [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:to="lab_IH3I3708230J_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_FairValueByFairValueHierarchyLevelAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FairValueByFairValueHierarchyLevelAxis" xml:lang="en-US">Fair Value, Hierarchy [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_GF1G1586018H_us-gaap_FairValueMeasurementsFairValueHierarchyDomain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xml:lang="en-US">Fair Value Hierarchy [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:to="lab_IH3I3708230J_us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_FairValueInputsLevel1Member" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FairValueInputsLevel1Member" xml:lang="en-US">Fair Value, Inputs, Level 1 [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FairValueInputsLevel1Member" xml:lang="en-US">Level 1 [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_FairValueInputsLevel1Member" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_FairValueInputsLevel1Member"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_GF1G1586018H_us-gaap_FairValueInputsLevel2Member" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_FairValueInputsLevel2Member" xml:lang="en-US">Fair Value, Inputs, Level 2 [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_FairValueInputsLevel2Member" xml:lang="en-US">Level 2 [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_FairValueInputsLevel2Member" xlink:to="lab_IH3I3708230J_us-gaap_FairValueInputsLevel2Member"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_FairValueInputsLevel3Member" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FairValueInputsLevel3Member" xml:lang="en-US">Fair Value, Inputs, Level 3 [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FairValueInputsLevel3Member" xml:lang="en-US">Level 3 [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_FairValueInputsLevel3Member" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_FairValueInputsLevel3Member"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsAxis" xlink:label="loc_GF1G1586018H_us-gaap_CashAndCashEquivalentsAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_CashAndCashEquivalentsAxis" xml:lang="en-US">Cash and Cash Equivalents [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_CashAndCashEquivalentsAxis" xlink:to="lab_IH3I3708230J_us-gaap_CashAndCashEquivalentsAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" xml:lang="en-US">Cash and Cash Equivalents [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MoneyMarketFundsMember" xlink:label="loc_GF1G1586018H_us-gaap_MoneyMarketFundsMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_MoneyMarketFundsMember" xml:lang="en-US">Money Market Funds [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_MoneyMarketFundsMember" xml:lang="en-US">Cash and money market accounts [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_MoneyMarketFundsMember" xlink:to="lab_IH3I3708230J_us-gaap_MoneyMarketFundsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CertificatesOfDepositMember" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_CertificatesOfDepositMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CertificatesOfDepositMember" xml:lang="en-US">Certificates of Deposit [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CertificatesOfDepositMember" xml:lang="en-US">Bank certificates of deposit [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_CertificatesOfDepositMember" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_CertificatesOfDepositMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="loc_GF1G1586018H_us-gaap_DerivativeInstrumentRiskAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_DerivativeInstrumentRiskAxis" xml:lang="en-US">Derivative Instrument [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_DerivativeInstrumentRiskAxis" xlink:to="lab_IH3I3708230J_us-gaap_DerivativeInstrumentRiskAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_DerivativeContractTypeDomain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DerivativeContractTypeDomain" xml:lang="en-US">Derivative Contract [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_DerivativeContractTypeDomain" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_DerivativeContractTypeDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestRateSwapMember" xlink:label="loc_GF1G1586018H_us-gaap_InterestRateSwapMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_InterestRateSwapMember" xml:lang="en-US">Interest Rate Swap [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_InterestRateSwapMember" xml:lang="en-US">Interest rate swaps [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_InterestRateSwapMember" xlink:to="lab_IH3I3708230J_us-gaap_InterestRateSwapMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xml:lang="en-US">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetsFairValueDisclosureAbstract" xlink:label="loc_GF1G1586018H_us-gaap_AssetsFairValueDisclosureAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_AssetsFairValueDisclosureAbstract" xml:lang="en-US">Assets, Fair Value Disclosure [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_AssetsFairValueDisclosureAbstract" xml:lang="en-US">Assets:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_AssetsFairValueDisclosureAbstract" xlink:to="lab_IH3I3708230J_us-gaap_AssetsFairValueDisclosureAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetsFairValueDisclosureNonrecurring" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_AssetsFairValueDisclosureNonrecurring" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AssetsFairValueDisclosureNonrecurring" xml:lang="en-US">Assets, Fair Value Disclosure, Nonrecurring</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AssetsFairValueDisclosureNonrecurring" xml:lang="en-US">Assets fair value nonrecurring basis</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_AssetsFairValueDisclosureNonrecurring" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_AssetsFairValueDisclosureNonrecurring"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosureAbstract" xlink:label="loc_GF1G1586018H_us-gaap_LiabilitiesFairValueDisclosureAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_LiabilitiesFairValueDisclosureAbstract" xml:lang="en-US">Liabilities, Fair Value Disclosure [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_LiabilitiesFairValueDisclosureAbstract" xml:lang="en-US">Liabilities:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_LiabilitiesFairValueDisclosureAbstract" xlink:to="lab_IH3I3708230J_us-gaap_LiabilitiesFairValueDisclosureAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosureNonrecurring" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_LiabilitiesFairValueDisclosureNonrecurring" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesFairValueDisclosureNonrecurring" xml:lang="en-US">Liabilities, Fair Value Disclosure, Nonrecurring</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesFairValueDisclosureNonrecurring" xml:lang="en-US">Liabilities fair value nonrecurring basis</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_LiabilitiesFairValueDisclosureNonrecurring" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesFairValueDisclosureNonrecurring"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfEntityWideRevenueByMajorCustomersByReportingSegmentsTable" xlink:label="loc_GF1G1586018H_us-gaap_ScheduleOfEntityWideRevenueByMajorCustomersByReportingSegmentsTable" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ScheduleOfEntityWideRevenueByMajorCustomersByReportingSegmentsTable" xml:lang="en-US">Schedule of Revenue by Major Customers, by Reporting Segments [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ScheduleOfEntityWideRevenueByMajorCustomersByReportingSegmentsTable" xlink:to="lab_IH3I3708230J_us-gaap_ScheduleOfEntityWideRevenueByMajorCustomersByReportingSegmentsTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_StatementBusinessSegmentsAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_StatementBusinessSegmentsAxis" xml:lang="en-US">Business Segments [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_StatementBusinessSegmentsAxis" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_StatementBusinessSegmentsAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_GF1G1586018H_us-gaap_SegmentDomain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_SegmentDomain" xml:lang="en-US">Segment [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_SegmentDomain" xlink:to="lab_IH3I3708230J_us-gaap_SegmentDomain"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_PattersonCompaniesIncMember" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_PattersonCompaniesIncMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_PattersonCompaniesIncMember" xml:lang="en-US">Patterson Companies Inc [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_PattersonCompaniesIncMember" xml:lang="en-US">Patterson Companies, Inc. [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_PattersonCompaniesIncMember" xml:lang="en-US">Patterson Companies, Inc.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_PattersonCompaniesIncMember" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_PattersonCompaniesIncMember"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_AmerisourcebergenCorporationMember" xlink:label="loc_GF1G1586018H_iccc_AmerisourcebergenCorporationMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_AmerisourcebergenCorporationMember" xml:lang="en-US">Amerisourcebergen Corporation [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_AmerisourcebergenCorporationMember" xml:lang="en-US">AmerisourceBergen Corporation [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_AmerisourcebergenCorporationMember" xml:lang="en-US">Amerisource Bergen Corporation.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_AmerisourcebergenCorporationMember" xlink:to="lab_IH3I3708230J_iccc_AmerisourcebergenCorporationMember"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_RobertJMatthewsCompanyMember" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_RobertJMatthewsCompanyMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_RobertJMatthewsCompanyMember" xml:lang="en-US">Robert J Matthews Company [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_RobertJMatthewsCompanyMember" xml:lang="en-US">Robert J. Matthews Company [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_RobertJMatthewsCompanyMember" xml:lang="en-US">Robert J Matthews Company.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_RobertJMatthewsCompanyMember" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_RobertJMatthewsCompanyMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EntityWideRevenueMajorCustomerLineItems" xlink:label="loc_GF1G1586018H_us-gaap_EntityWideRevenueMajorCustomerLineItems" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_EntityWideRevenueMajorCustomerLineItems" xml:lang="en-US">Revenue, Major Customer [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_EntityWideRevenueMajorCustomerLineItems" xlink:to="lab_IH3I3708230J_us-gaap_EntityWideRevenueMajorCustomerLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConcentrationRiskPercentage1" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ConcentrationRiskPercentage1" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ConcentrationRiskPercentage1" xml:lang="en-US">Concentration Risk, Percentage</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ConcentrationRiskPercentage1" xml:lang="en-US">Concentration risk percentage</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ConcentrationRiskPercentage1" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ConcentrationRiskPercentage1"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_AnimartLlcMember" xlink:label="loc_GF1G1586018H_iccc_AnimartLlcMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_AnimartLlcMember" xml:lang="en-US">Animart, Llc [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_AnimartLlcMember" xml:lang="en-US">ANIMART LLC [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_AnimartLlcMember" xlink:to="lab_IH3I3708230J_iccc_AnimartLlcMember"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_AccountsReceivableDueFromSignificantCustomers" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_AccountsReceivableDueFromSignificantCustomers" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_AccountsReceivableDueFromSignificantCustomers" xml:lang="en-US">Accounts Receivable Due From Significant Customers</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_AccountsReceivableDueFromSignificantCustomers" xml:lang="en-US">Accounts receivable due from significant customers</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_AccountsReceivableDueFromSignificantCustomers" xml:lang="en-US">The percentage amounts represents to accounts receivable due from significant customers as of the balance sheet date.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_AccountsReceivableDueFromSignificantCustomers" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_AccountsReceivableDueFromSignificantCustomers"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EarningsPerShareBasicAbstract" xlink:label="loc_GF1G1586018H_us-gaap_EarningsPerShareBasicAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_EarningsPerShareBasicAbstract" xml:lang="en-US">Earnings Per Share, Basic [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_EarningsPerShareBasicAbstract" xml:lang="en-US">Net Income Per Common Share</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_EarningsPerShareBasicAbstract" xlink:to="lab_IH3I3708230J_us-gaap_EarningsPerShareBasicAbstract"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_EffectOfDilutiveStockOptions" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_EffectOfDilutiveStockOptions" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_EffectOfDilutiveStockOptions" xml:lang="en-US">Effect Of Dilutive Stock Options</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_EffectOfDilutiveStockOptions" xml:lang="en-US">Effect of dilutive stock options</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_EffectOfDilutiveStockOptions" xml:lang="en-US">Number of dilutive stock options included in calculation of net income(loss) per share.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_EffectOfDilutiveStockOptions" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_EffectOfDilutiveStockOptions"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="loc_GF1G1586018H_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xml:lang="en-US">Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xml:lang="en-US">Outstanding stock options not included in the calculation because the effect would be anti-dilutive</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xml:lang="en-US">Outstanding stock options not included in the calculation because the effect would be anti-dilutive</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:to="lab_IH3I3708230J_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_SummaryOfSignificantAccountingPoliciesTextualAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_SummaryOfSignificantAccountingPoliciesTextualAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_SummaryOfSignificantAccountingPoliciesTextualAbstract" xml:lang="en-US">Summary Of Significant Accounting Policies Textual [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_SummaryOfSignificantAccountingPoliciesTextualAbstract" xml:lang="en-US">Summary of Significant Accounting Policies (Textual)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_SummaryOfSignificantAccountingPoliciesTextualAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_SummaryOfSignificantAccountingPoliciesTextualAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashFDICInsuredAmount" xlink:label="loc_GF1G1586018H_us-gaap_CashFDICInsuredAmount" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_CashFDICInsuredAmount" xml:lang="en-US">Cash, FDIC Insured Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_CashFDICInsuredAmount" xml:lang="en-US">Federal deposit insurance corporation limits</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_CashFDICInsuredAmount" xlink:to="lab_IH3I3708230J_us-gaap_CashFDICInsuredAmount"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_USGovernmentSecuritiesAtCarryingValue" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_USGovernmentSecuritiesAtCarryingValue" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_USGovernmentSecuritiesAtCarryingValue" xml:lang="en-US">US Government Securities, at Carrying Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_USGovernmentSecuritiesAtCarryingValue" xml:lang="en-US">U.S. government aggregated amount</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_USGovernmentSecuritiesAtCarryingValue" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_USGovernmentSecuritiesAtCarryingValue"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_ShareBasedCompensationDecreaseIncreaseInIncomeLossBeforeIncomeTaxDescription" xlink:label="loc_GF1G1586018H_iccc_ShareBasedCompensationDecreaseIncreaseInIncomeLossBeforeIncomeTaxDescription" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_ShareBasedCompensationDecreaseIncreaseInIncomeLossBeforeIncomeTaxDescription" xml:lang="en-US">Share Based Compensation Decrease Increase In Income Loss Before Income Tax Description</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_ShareBasedCompensationDecreaseIncreaseInIncomeLossBeforeIncomeTaxDescription" xml:lang="en-US">Decrease to income before income taxes, Description</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_ShareBasedCompensationDecreaseIncreaseInIncomeLossBeforeIncomeTaxDescription" xml:lang="en-US">Decrease to income before income taxes, description</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_ShareBasedCompensationDecreaseIncreaseInIncomeLossBeforeIncomeTaxDescription" xml:lang="en-US">It represents share based compensation decrease(increase) in Income(loss) before income tax description.</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdvertisingExpense" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_AdvertisingExpense" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AdvertisingExpense" xml:lang="en-US">Advertising Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AdvertisingExpense" xml:lang="en-US">Advertising expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_AdvertisingExpense" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_AdvertisingExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredFinanceCostsNet" xlink:label="loc_GF1G1586018H_us-gaap_DeferredFinanceCostsNet" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_DeferredFinanceCostsNet" xml:lang="en-US">Debt Issuance Costs, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_DeferredFinanceCostsNet" xml:lang="en-US">Reclassification of debt issuance costs (net)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_DeferredFinanceCostsNet" xlink:to="lab_IH3I3708230J_us-gaap_DeferredFinanceCostsNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxLiabilitiesCurrent" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_DeferredTaxLiabilitiesCurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DeferredTaxLiabilitiesCurrent" xml:lang="en-US">Deferred Tax Liabilities, Net, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DeferredTaxLiabilitiesCurrent" xml:lang="en-US">Reclassification of current deferred tax liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_DeferredTaxLiabilitiesCurrent" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_DeferredTaxLiabilitiesCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDescription" xlink:label="loc_GF1G1586018H_us-gaap_ConcentrationRiskBenchmarkDescription" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ConcentrationRiskBenchmarkDescription" xml:lang="en-US">Concentration Risk, Benchmark Description</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ConcentrationRiskBenchmarkDescription" xml:lang="en-US">Concentration risk percentage, description</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ConcentrationRiskBenchmarkDescription" xlink:to="lab_IH3I3708230J_us-gaap_ConcentrationRiskBenchmarkDescription"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_ScheduleOfCashCashEquivalentsShortTermInvestmentsAndLongTermInvestmentAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_ScheduleOfCashCashEquivalentsShortTermInvestmentsAndLongTermInvestmentAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ScheduleOfCashCashEquivalentsShortTermInvestmentsAndLongTermInvestmentAbstract" xml:lang="en-US">Schedule Of Cash Cash Equivalents Short Term Investments And Long Term Investment [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ScheduleOfCashCashEquivalentsShortTermInvestmentsAndLongTermInvestmentAbstract" xml:lang="en-US">Schedule of Cash, cash equivalents, short-term investments and long-term investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ScheduleOfCashCashEquivalentsShortTermInvestmentsAndLongTermInvestmentAbstract" xml:lang="en-US">Schedule of Cash, cash equivalents short-term investments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_ScheduleOfCashCashEquivalentsShortTermInvestmentsAndLongTermInvestmentAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_ScheduleOfCashCashEquivalentsShortTermInvestmentsAndLongTermInvestmentAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashCashEquivalentsAndShortTermInvestments" xlink:label="loc_GF1G1586018H_us-gaap_CashCashEquivalentsAndShortTermInvestments" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_CashCashEquivalentsAndShortTermInvestments" xml:lang="en-US">Cash, Cash Equivalents, and Short-Term Investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_CashCashEquivalentsAndShortTermInvestments" xml:lang="en-US">Total</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_CashCashEquivalentsAndShortTermInvestments" xlink:to="lab_IH3I3708230J_us-gaap_CashCashEquivalentsAndShortTermInvestments"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_IncreaseDecreaseInShortTermInvestments" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_IncreaseDecreaseInShortTermInvestments" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IncreaseDecreaseInShortTermInvestments" xml:lang="en-US">Increase Decrease In Short Term Investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IncreaseDecreaseInShortTermInvestments" xml:lang="en-US">(Decrease) in short-term investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IncreaseDecreaseInShortTermInvestments" xml:lang="en-US">(Decrease) in short-term investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IncreaseDecreaseInShortTermInvestments" xml:lang="en-US">The increase (decrease) during the reporting period in short term investments.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_IncreaseDecreaseInShortTermInvestments" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_IncreaseDecreaseInShortTermInvestments"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_IncreaseDecreaseInCashAndCashEquivalentsAndShortTermInvestments" xlink:label="loc_GF1G1586018H_iccc_IncreaseDecreaseInCashAndCashEquivalentsAndShortTermInvestments" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInCashAndCashEquivalentsAndShortTermInvestments" xml:lang="en-US">Increase Decrease In Cash and Cash Equivalents and Short Term Investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInCashAndCashEquivalentsAndShortTermInvestments" xml:lang="en-US">(Decrease) in Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInCashAndCashEquivalentsAndShortTermInvestments" xml:lang="en-US">The increase (decrease) during the reporting period in cash and cash equivalents and short term investments.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_IncreaseDecreaseInCashAndCashEquivalentsAndShortTermInvestments" xlink:to="lab_IH3I3708230J_iccc_IncreaseDecreaseInCashAndCashEquivalentsAndShortTermInvestments"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_HeldToMaturitySecuritiesAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_HeldToMaturitySecuritiesAbstract" xml:lang="en-US">Held-to-maturity Securities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_HeldToMaturitySecuritiesAbstract" xml:lang="en-US">Schedule of held to maturity securities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_HeldToMaturitySecuritiesAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_HeldToMaturitySecuritiesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesFairValue" xlink:label="loc_GF1G1586018H_us-gaap_HeldToMaturitySecuritiesFairValue" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_HeldToMaturitySecuritiesFairValue" xml:lang="en-US">Held-to-maturity Securities, Fair Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_HeldToMaturitySecuritiesFairValue" xml:lang="en-US">Amortized cost</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_HeldToMaturitySecuritiesFairValue" xlink:to="lab_IH3I3708230J_us-gaap_HeldToMaturitySecuritiesFairValue"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_HeldToMaturitySecuritiesAccruedInterest" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_HeldToMaturitySecuritiesAccruedInterest" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_HeldToMaturitySecuritiesAccruedInterest" xml:lang="en-US">Held To Maturity Securities Accrued Interest</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_HeldToMaturitySecuritiesAccruedInterest" xml:lang="en-US">Accrued interest</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_HeldToMaturitySecuritiesAccruedInterest" xml:lang="en-US">Held to maturity securities accrued interest.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_HeldToMaturitySecuritiesAccruedInterest" xml:lang="en-US">Accrued interest</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_HeldToMaturitySecuritiesAccruedInterest" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_HeldToMaturitySecuritiesAccruedInterest"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain" xlink:label="loc_GF1G1586018H_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain" xml:lang="en-US">Held-to-maturity Securities, Accumulated Unrecognized Holding Gain</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain" xml:lang="en-US">Gross unrealized gains</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain" xml:lang="en-US">Gross unrealized gains</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain" xlink:to="lab_IH3I3708230J_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss" xml:lang="en-US">Held-to-maturity Securities, Accumulated Unrecognized Holding Loss</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss" xml:lang="en-US">Gross unrealized losses</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss" xml:lang="en-US">Gross unrealized losses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecurities" xlink:label="loc_GF1G1586018H_us-gaap_HeldToMaturitySecurities" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_HeldToMaturitySecurities" xml:lang="en-US">Held-to-maturity Securities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_HeldToMaturitySecurities" xml:lang="en-US">Estimated fair value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_HeldToMaturitySecurities" xml:lang="en-US">Estimated fair value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_HeldToMaturitySecurities" xlink:to="lab_IH3I3708230J_us-gaap_HeldToMaturitySecurities"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_ScheduleOfInventoryAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_ScheduleOfInventoryAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ScheduleOfInventoryAbstract" xml:lang="en-US">Schedule Of Inventory [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ScheduleOfInventoryAbstract" xml:lang="en-US">Schedule of inventory</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_ScheduleOfInventoryAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_ScheduleOfInventoryAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryRawMaterials" xlink:label="loc_GF1G1586018H_us-gaap_InventoryRawMaterials" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_InventoryRawMaterials" xml:lang="en-US">Raw Materials</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_InventoryRawMaterials" xml:lang="en-US">Raw materials</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_InventoryRawMaterials" xlink:to="lab_IH3I3708230J_us-gaap_InventoryRawMaterials"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryWorkInProcess" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_InventoryWorkInProcess" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_InventoryWorkInProcess" xml:lang="en-US">Work-In-Process</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_InventoryWorkInProcess" xml:lang="en-US">Work-in-process</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_InventoryWorkInProcess" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_InventoryWorkInProcess"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InventoryFinishedGoods" xlink:label="loc_GF1G1586018H_us-gaap_InventoryFinishedGoods" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_InventoryFinishedGoods" xml:lang="en-US">Finished Goods</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_InventoryFinishedGoods" xml:lang="en-US">Finished goods</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_InventoryFinishedGoods" xlink:to="lab_IH3I3708230J_us-gaap_InventoryFinishedGoods"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInRawMaterialsPackagingMaterialsAndSuppliesInventories" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInRawMaterialsPackagingMaterialsAndSuppliesInventories" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInRawMaterialsPackagingMaterialsAndSuppliesInventories" xml:lang="en-US">Increase (Decrease) in Raw Materials, Packaging Materials and Supplies Inventories</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInRawMaterialsPackagingMaterialsAndSuppliesInventories" xml:lang="en-US">Increase in Raw materials</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInRawMaterialsPackagingMaterialsAndSuppliesInventories" xml:lang="en-US">Increase (Decrease) in Raw materials</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/disclosureGuidance" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInRawMaterialsPackagingMaterialsAndSuppliesInventories" xml:lang="en-US">(Decrease) Increase in Raw materials</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInRawMaterialsPackagingMaterialsAndSuppliesInventories" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInRawMaterialsPackagingMaterialsAndSuppliesInventories"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_IncreaseDecreaseInWorkInProcessInventories" xlink:label="loc_GF1G1586018H_iccc_IncreaseDecreaseInWorkInProcessInventories" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInWorkInProcessInventories" xml:lang="en-US">Increase (Decrease) In Work In Process Inventories</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInWorkInProcessInventories" xml:lang="en-US">(Decrease) Increase in Work-in-process</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInWorkInProcessInventories" xml:lang="en-US">Increase in Work-in-process</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInWorkInProcessInventories" xml:lang="en-US">The increase (decrease) during the reporting period in the book value of work in process inventory.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_IncreaseDecreaseInWorkInProcessInventories" xlink:to="lab_IH3I3708230J_iccc_IncreaseDecreaseInWorkInProcessInventories"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_IncreaseDecreaseInFinishedGoodsInventories" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_IncreaseDecreaseInFinishedGoodsInventories" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IncreaseDecreaseInFinishedGoodsInventories" xml:lang="en-US">Increase (Decrease) In Finished Goods Inventories</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IncreaseDecreaseInFinishedGoodsInventories" xml:lang="en-US">(Decrease) Increase in Finished goods</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IncreaseDecreaseInFinishedGoodsInventories" xml:lang="en-US">Increase in Finished goods</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IncreaseDecreaseInFinishedGoodsInventories" xml:lang="en-US">The increase (decrease) during the reporting period in the book value of finished goods inventory.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_IncreaseDecreaseInFinishedGoodsInventories" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_IncreaseDecreaseInFinishedGoodsInventories"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_ScheduleOfAccountsNotesLoansAndFinancingReceivableAbstract" xlink:label="loc_GF1G1586018H_iccc_ScheduleOfAccountsNotesLoansAndFinancingReceivableAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_ScheduleOfAccountsNotesLoansAndFinancingReceivableAbstract" xml:lang="en-US">Schedule Of Accounts Notes Loans And Financing Receivable [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_ScheduleOfAccountsNotesLoansAndFinancingReceivableAbstract" xml:lang="en-US">Schedule of accounts receivable</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_ScheduleOfAccountsNotesLoansAndFinancingReceivableAbstract" xlink:to="lab_IH3I3708230J_iccc_ScheduleOfAccountsNotesLoansAndFinancingReceivableAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsReceivableGrossCurrent" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_AccountsReceivableGrossCurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsReceivableGrossCurrent" xml:lang="en-US">Accounts Receivable, Gross, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsReceivableGrossCurrent" xml:lang="en-US">Trade accounts receivable, gross</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_AccountsReceivableGrossCurrent" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsReceivableGrossCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:label="loc_GF1G1586018H_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xml:lang="en-US">Allowance for Doubtful Accounts Receivable, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xml:lang="en-US">Accumulated allowance for bad debt and product returns</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xml:lang="en-US">Allowance for bad debt and product returns</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:to="lab_IH3I3708230J_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsReceivableNet" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_AccountsReceivableNet" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsReceivableNet" xml:lang="en-US">Accounts Receivable, Net, Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsReceivableNet" xml:lang="en-US">Trade accounts receivable, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsReceivableNet" xml:lang="en-US">Trade accounts receivable, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_AccountsReceivableNet" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsReceivableNet"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_IncreaseDecreaseInAccountsReceivableGross" xlink:label="loc_GF1G1586018H_iccc_IncreaseDecreaseInAccountsReceivableGross" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInAccountsReceivableGross" xml:lang="en-US">Increase Decrease In Accounts Receivable Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInAccountsReceivableGross" xml:lang="en-US">Increase (Decrease) in Trade accounts receivable, gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInAccountsReceivableGross" xml:lang="en-US">(Decrease) Increase in Trade accounts receivable, gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInAccountsReceivableGross" xml:lang="en-US">Represents net increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_IncreaseDecreaseInAccountsReceivableGross" xlink:to="lab_IH3I3708230J_iccc_IncreaseDecreaseInAccountsReceivableGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease" xml:lang="en-US">Allowance for Doubtful Accounts Receivable, Period Increase (Decrease)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease" xml:lang="en-US">Increase (Decrease) in Allowance for bad debt and product returns</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease" xml:lang="en-US">(Decrease) Increase in Accumulated allowance for bad debt and product returns</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="loc_GF1G1586018H_us-gaap_IncreaseDecreaseInAccountsReceivable" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInAccountsReceivable" xml:lang="en-US">Increase (Decrease) in Accounts Receivable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInAccountsReceivable" xml:lang="en-US">(Decrease) in Trade accounts receivable, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInAccountsReceivable" xml:lang="en-US">Increase (Decrease) in Trade accounts receivable, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInAccountsReceivable" xml:lang="en-US">Accounts receivable, gross</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:to="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInAccountsReceivable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherPrepaidExpenseCurrent" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_OtherPrepaidExpenseCurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OtherPrepaidExpenseCurrent" xml:lang="en-US">Other Prepaid Expense, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OtherPrepaidExpenseCurrent" xml:lang="en-US">Prepaid expenses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_OtherPrepaidExpenseCurrent" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_OtherPrepaidExpenseCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherReceivables" xlink:label="loc_GF1G1586018H_us-gaap_OtherReceivables" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_OtherReceivables" xml:lang="en-US">Other Receivables</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_OtherReceivables" xml:lang="en-US">Other receivables</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_OtherReceivables" xlink:to="lab_IH3I3708230J_us-gaap_OtherReceivables"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SecurityDeposit" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_SecurityDeposit" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SecurityDeposit" xml:lang="en-US">Security Deposit</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SecurityDeposit" xml:lang="en-US">Security deposits</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_SecurityDeposit" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_SecurityDeposit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidExpense" xlink:label="loc_GF1G1586018H_us-gaap_IncreaseDecreaseInPrepaidExpense" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInPrepaidExpense" xml:lang="en-US">(Decrease) Increase in Prepaid expenses and other assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInPrepaidExpense" xml:lang="en-US">Increase (Decrease) in Prepaid expenses</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInPrepaidExpense" xml:lang="en-US">(Decrease) Increase in Prepaid expenses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_IncreaseDecreaseInPrepaidExpense" xlink:to="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInPrepaidExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOtherReceivables" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInOtherReceivables" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInOtherReceivables" xml:lang="en-US">Increase (Decrease) in Other Receivables</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInOtherReceivables" xml:lang="en-US">(Decrease) Increase in Other receivables</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInOtherReceivables" xml:lang="en-US">Increase (Decrease) in Other receivables</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInOtherReceivables" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInOtherReceivables"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInSecurityDeposits" xlink:label="loc_GF1G1586018H_us-gaap_IncreaseDecreaseInSecurityDeposits" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInSecurityDeposits" xml:lang="en-US">Increase (Decrease) in Security Deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInSecurityDeposits" xml:lang="en-US">(Decrease) Increase in Security deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInSecurityDeposits" xml:lang="en-US">Increase (Decrease) in Security deposits</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_IncreaseDecreaseInSecurityDeposits" xlink:to="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInSecurityDeposits"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_PrepaidExpensesAndOtherCurrentAssetsTextualAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_PrepaidExpensesAndOtherCurrentAssetsTextualAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_PrepaidExpensesAndOtherCurrentAssetsTextualAbstract" xml:lang="en-US">Prepaid Expenses And Other Current Assets Textual [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_PrepaidExpensesAndOtherCurrentAssetsTextualAbstract" xml:lang="en-US">Prepaid Expenses and Other Current Assets (Textual)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_PrepaidExpensesAndOtherCurrentAssetsTextualAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_PrepaidExpensesAndOtherCurrentAssetsTextualAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LandUnderPurchaseOptionsRecorded" xlink:label="loc_GF1G1586018H_us-gaap_LandUnderPurchaseOptionsRecorded" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_LandUnderPurchaseOptionsRecorded" xml:lang="en-US">Land under Purchase Options, Recorded</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_LandUnderPurchaseOptionsRecorded" xml:lang="en-US">Option to purchase additional land</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_LandUnderPurchaseOptionsRecorded" xlink:to="lab_IH3I3708230J_us-gaap_LandUnderPurchaseOptionsRecorded"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xml:lang="en-US">Property, Plant and Equipment [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="loc_GF1G1586018H_us-gaap_PropertyPlantAndEquipmentByTypeAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_PropertyPlantAndEquipmentByTypeAxis" xml:lang="en-US">Property, Plant and Equipment, Type [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:to="lab_IH3I3708230J_us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_PropertyPlantAndEquipmentTypeDomain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentTypeDomain" xml:lang="en-US">Property, Plant and Equipment, Type [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ManufacturingFacilityMember" xlink:label="loc_GF1G1586018H_us-gaap_ManufacturingFacilityMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ManufacturingFacilityMember" xml:lang="en-US">Manufacturing Facility [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ManufacturingFacilityMember" xml:lang="en-US">Laboratory and manufacturing equipment [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ManufacturingFacilityMember" xlink:to="lab_IH3I3708230J_us-gaap_ManufacturingFacilityMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BuildingImprovementsMember" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_BuildingImprovementsMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_BuildingImprovementsMember" xml:lang="en-US">Building Improvements [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_BuildingImprovementsMember" xml:lang="en-US">Building and improvements [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_BuildingImprovementsMember" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_BuildingImprovementsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OfficeEquipmentMember" xlink:label="loc_GF1G1586018H_us-gaap_OfficeEquipmentMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_OfficeEquipmentMember" xml:lang="en-US">Office Equipment [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_OfficeEquipmentMember" xml:lang="en-US">Office furniture and equipment [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_OfficeEquipmentMember" xlink:to="lab_IH3I3708230J_us-gaap_OfficeEquipmentMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConstructionInProgressMember" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ConstructionInProgressMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ConstructionInProgressMember" xml:lang="en-US">Construction in Progress [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ConstructionInProgressMember" xml:lang="en-US">Construction in progress [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ConstructionInProgressMember" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ConstructionInProgressMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LandMember" xlink:label="loc_GF1G1586018H_us-gaap_LandMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_LandMember" xml:lang="en-US">Land [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_LandMember" xml:lang="en-US">Land [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_LandMember" xlink:to="lab_IH3I3708230J_us-gaap_LandMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_RangeAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_RangeAxis" xml:lang="en-US">Range [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_RangeAxis" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_RangeAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_GF1G1586018H_us-gaap_RangeMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_RangeMember" xml:lang="en-US">Range [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_RangeMember" xlink:to="lab_IH3I3708230J_us-gaap_RangeMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_MaximumMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_MaximumMember" xml:lang="en-US">Maximum [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_MaximumMember" xml:lang="en-US">Maximum [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_MaximumMember" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_MaximumMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MinimumMember" xlink:label="loc_GF1G1586018H_us-gaap_MinimumMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_MinimumMember" xml:lang="en-US">Minimum [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_MinimumMember" xml:lang="en-US">Minimum [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_MinimumMember" xlink:to="lab_IH3I3708230J_us-gaap_MinimumMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_PropertyPlantAndEquipmentLineItems" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentLineItems" xml:lang="en-US">Property, Plant and Equipment [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_PropertyPlantAndEquipmentLineItems" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MachineryAndEquipmentGross" xlink:label="loc_GF1G1586018H_us-gaap_MachineryAndEquipmentGross" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_MachineryAndEquipmentGross" xml:lang="en-US">Machinery and Equipment, Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_MachineryAndEquipmentGross" xml:lang="en-US">Laboratory and manufacturing equipment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_MachineryAndEquipmentGross" xlink:to="lab_IH3I3708230J_us-gaap_MachineryAndEquipmentGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BuildingsAndImprovementsGross" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_BuildingsAndImprovementsGross" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_BuildingsAndImprovementsGross" xml:lang="en-US">Buildings and Improvements, Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_BuildingsAndImprovementsGross" xml:lang="en-US">Building and improvements</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_BuildingsAndImprovementsGross" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_BuildingsAndImprovementsGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FurnitureAndFixturesGross" xlink:label="loc_GF1G1586018H_us-gaap_FurnitureAndFixturesGross" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_FurnitureAndFixturesGross" xml:lang="en-US">Furniture and Fixtures, Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_FurnitureAndFixturesGross" xml:lang="en-US">Office furniture and equipment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_FurnitureAndFixturesGross" xlink:to="lab_IH3I3708230J_us-gaap_FurnitureAndFixturesGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConstructionInProgressGross" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ConstructionInProgressGross" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ConstructionInProgressGross" xml:lang="en-US">Construction in Progress, Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/definitionGuidance" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ConstructionInProgressGross" xml:lang="en-US">Construction in progress</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ConstructionInProgressGross" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ConstructionInProgressGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Land" xlink:label="loc_GF1G1586018H_us-gaap_Land" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_Land" xml:lang="en-US">Land</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_Land" xml:lang="en-US">Land</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_Land" xlink:to="lab_IH3I3708230J_us-gaap_Land"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_PropertyPlantAndEquipmentGross" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentGross" xml:lang="en-US">Property, Plant and Equipment, Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentGross" xml:lang="en-US">Property, plant and equipment, gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentGross" xml:lang="en-US">Property, plant and equipment, gross</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_PropertyPlantAndEquipmentGross" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="loc_GF1G1586018H_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xml:lang="en-US">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xml:lang="en-US">Accumulated depreciation</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xml:lang="en-US">Accumulated depreciation</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:to="lab_IH3I3708230J_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGrossPeriodIncreaseDecrease" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_PropertyPlantAndEquipmentGrossPeriodIncreaseDecrease" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentGrossPeriodIncreaseDecrease" xml:lang="en-US">Property, Plant and Equipment, Gross, Period Increase (Decrease)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentGrossPeriodIncreaseDecrease" xml:lang="en-US">(Decrease) Increase in Property, plant and equipment, gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentGrossPeriodIncreaseDecrease" xml:lang="en-US">Increase (Decrease) in Property, plant and equipment, gross</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_PropertyPlantAndEquipmentGrossPeriodIncreaseDecrease" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_PropertyPlantAndEquipmentGrossPeriodIncreaseDecrease"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipmentPeriodIncreaseDecrease" xlink:label="loc_GF1G1586018H_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipmentPeriodIncreaseDecrease" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipmentPeriodIncreaseDecrease" xml:lang="en-US">Accumulated Depreciation, Depletion and Amortization, Property, Plant and Equipment, Period Increase (Decrease)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipmentPeriodIncreaseDecrease" xml:lang="en-US">Increase (Decrease) in Accumulated depreciation</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipmentPeriodIncreaseDecrease" xml:lang="en-US">(Decrease) Increase in Accumulated depreciation</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipmentPeriodIncreaseDecrease" xlink:to="lab_IH3I3708230J_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipmentPeriodIncreaseDecrease"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_PropertyPlantAndEquipmentnetPeriodIncreaseDecrease" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_PropertyPlantAndEquipmentnetPeriodIncreaseDecrease" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_PropertyPlantAndEquipmentnetPeriodIncreaseDecrease" xml:lang="en-US">Property Plant And EquipmentNet Period Increase Decrease</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_PropertyPlantAndEquipmentnetPeriodIncreaseDecrease" xml:lang="en-US">Increase (Decrease) in Property, plant and equipment, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_PropertyPlantAndEquipmentnetPeriodIncreaseDecrease" xml:lang="en-US">(Decrease) Increase in Property, plant and equipment, net</label>
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<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:to="lab_IH3I3708230J_us-gaap_PropertyPlantAndEquipmentUsefulLife"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_BusinessAcquisitionTextualAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_BusinessAcquisitionTextualAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_BusinessAcquisitionTextualAbstract" xml:lang="en-US">Business Acquisition Textual [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_BusinessAcquisitionTextualAbstract" xml:lang="en-US">Business Acquisition (Textual)</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_GF1G1586018H_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xml:lang="en-US">Payments to Acquire Businesses, Net of Cash Acquired</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xml:lang="en-US">Total purchase price</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:to="lab_IH3I3708230J_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationIndemnificationAssetsAmountAsOfAcquisitionDate" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_BusinessCombinationIndemnificationAssetsAmountAsOfAcquisitionDate" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_BusinessCombinationIndemnificationAssetsAmountAsOfAcquisitionDate" xml:lang="en-US">Business Combination, Indemnification Assets, Amount as of Acquisition Date</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_BusinessCombinationIndemnificationAssetsAmountAsOfAcquisitionDate" xml:lang="en-US">Amount paid on acquisition</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_BusinessCombinationIndemnificationAssetsAmountAsOfAcquisitionDate" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_BusinessCombinationIndemnificationAssetsAmountAsOfAcquisitionDate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" xlink:label="loc_GF1G1586018H_us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" xml:lang="en-US">Business Acquisition, Transaction Costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" xml:lang="en-US">Technology transfer payment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" xlink:to="lab_IH3I3708230J_us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccruedRoyaltiesCurrentAndNoncurrent" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_AccruedRoyaltiesCurrentAndNoncurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AccruedRoyaltiesCurrentAndNoncurrent" xml:lang="en-US">Accrued Royalties</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AccruedRoyaltiesCurrentAndNoncurrent" xml:lang="en-US">Aggregate royalties to be paid</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_AccruedRoyaltiesCurrentAndNoncurrent" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_AccruedRoyaltiesCurrentAndNoncurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable" xlink:label="loc_GF1G1586018H_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable" xml:lang="en-US">Estimated fair values of accounts payable and accrued expenses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable" xlink:to="lab_IH3I3708230J_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherPaymentsToAcquireBusinesses" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_OtherPaymentsToAcquireBusinesses" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OtherPaymentsToAcquireBusinesses" xml:lang="en-US">Other Payments to Acquire Businesses</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OtherPaymentsToAcquireBusinesses" xml:lang="en-US">Payments for business acquisition</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_OtherPaymentsToAcquireBusinesses" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_OtherPaymentsToAcquireBusinesses"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory" xlink:label="loc_GF1G1586018H_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory" xml:lang="en-US">Estimated fair values of inventory</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory" xlink:to="lab_IH3I3708230J_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment" xml:lang="en-US">Estimated fair values of machinery and equipment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill" xlink:label="loc_GF1G1586018H_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill" xml:lang="en-US">Estimated fair values of intangible assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill" xlink:to="lab_IH3I3708230J_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xml:lang="en-US">Estimated fair values of goodwill</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" xlink:label="loc_GF1G1586018H_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" xml:lang="en-US">Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" xml:lang="en-US">Summary of intangible amortization expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" xlink:to="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xml:lang="en-US">Year ending December 31, 2017</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xml:lang="en-US">Nine months ending December 31, 2017</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:label="loc_GF1G1586018H_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Two</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xml:lang="en-US">Year ending December 31, 2018</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:to="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Three</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xml:lang="en-US">Year ending December 31, 2019</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:label="loc_GF1G1586018H_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Four</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xml:lang="en-US">Year ending December 31, 2020</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:to="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Five</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xml:lang="en-US">Year ending December 31, 2021</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:label="loc_GF1G1586018H_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, after Year Five</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xml:lang="en-US">After December 31, 2021</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:to="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_FiniteLivedIntangibleAssetsNet" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsNet" xml:lang="en-US">Finite-Lived Intangible Assets, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsNet" xml:lang="en-US">Net Book Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsNet" xml:lang="en-US">Net value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsNet" xml:lang="en-US">Total</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_FiniteLivedIntangibleAssetsNet" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:label="loc_GF1G1586018H_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:to="lab_IH3I3708230J_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xml:lang="en-US">Finite-Lived Intangible Assets by Major Class [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_GF1G1586018H_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xml:lang="en-US">Finite-Lived Intangible Assets, Major Class Name [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:to="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DevelopedTechnologyRightsMember" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_DevelopedTechnologyRightsMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DevelopedTechnologyRightsMember" xml:lang="en-US">Developed Technology Rights [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DevelopedTechnologyRightsMember" xml:lang="en-US">Developed technology [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_DevelopedTechnologyRightsMember" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_DevelopedTechnologyRightsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CustomerRelationshipsMember" xlink:label="loc_GF1G1586018H_us-gaap_CustomerRelationshipsMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_CustomerRelationshipsMember" xml:lang="en-US">Customer Relationships [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_CustomerRelationshipsMember" xml:lang="en-US">Customer relationships [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_CustomerRelationshipsMember" xlink:to="lab_IH3I3708230J_us-gaap_CustomerRelationshipsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NoncompeteAgreementsMember" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_NoncompeteAgreementsMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NoncompeteAgreementsMember" xml:lang="en-US">Noncompete Agreements [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NoncompeteAgreementsMember" xml:lang="en-US">Non-compete agreements [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_NoncompeteAgreementsMember" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_NoncompeteAgreementsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="loc_GF1G1586018H_us-gaap_FiniteLivedIntangibleAssetsLineItems" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsLineItems" xml:lang="en-US">Finite-Lived Intangible Assets [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:to="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_FiniteLivedIntangibleAssetsGross" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsGross" xml:lang="en-US">Finite-Lived Intangible Assets, Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsGross" xml:lang="en-US">Gross Carrying Value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_FiniteLivedIntangibleAssetsGross" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="loc_GF1G1586018H_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xml:lang="en-US">Finite-Lived Intangible Assets, Accumulated Amortization</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xml:lang="en-US">Accumulated Amortization</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:to="lab_IH3I3708230J_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_IntangibleAssetsTextualAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_IntangibleAssetsTextualAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IntangibleAssetsTextualAbstract" xml:lang="en-US">Intangible Assets Textual [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IntangibleAssetsTextualAbstract" xml:lang="en-US">Intangible Assets (Textual)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_IntangibleAssetsTextualAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_IntangibleAssetsTextualAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_GF1G1586018H_us-gaap_AmortizationOfIntangibleAssets" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_AmortizationOfIntangibleAssets" xml:lang="en-US">Amortization of Intangible Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_AmortizationOfIntangibleAssets" xml:lang="en-US">Intangible amortization expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_AmortizationOfIntangibleAssets" xlink:to="lab_IH3I3708230J_us-gaap_AmortizationOfIntangibleAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1" xml:lang="en-US">Finite-Lived Intangible Assets, Remaining Amortization Period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1" xml:lang="en-US">Intangible asset amortized, useful lives</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsPayableOtherCurrent" xlink:label="loc_GF1G1586018H_us-gaap_AccountsPayableOtherCurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_AccountsPayableOtherCurrent" xml:lang="en-US">Accounts Payable, Other, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_AccountsPayableOtherCurrent" xml:lang="en-US">Accounts payable - capital</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_AccountsPayableOtherCurrent" xlink:to="lab_IH3I3708230J_us-gaap_AccountsPayableOtherCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsPayableTradeCurrent" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_AccountsPayableTradeCurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsPayableTradeCurrent" xml:lang="en-US">Accounts Payable, Trade, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsPayableTradeCurrent" xml:lang="en-US">Accounts payable - trade</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_AccountsPayableTradeCurrent" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsPayableTradeCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccruedPayrollTaxesCurrent" xlink:label="loc_GF1G1586018H_us-gaap_AccruedPayrollTaxesCurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_AccruedPayrollTaxesCurrent" xml:lang="en-US">Accrued Payroll Taxes, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_AccruedPayrollTaxesCurrent" xml:lang="en-US">Accrued payroll</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_AccruedPayrollTaxesCurrent" xlink:to="lab_IH3I3708230J_us-gaap_AccruedPayrollTaxesCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccruedProfessionalFeesCurrent" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_AccruedProfessionalFeesCurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AccruedProfessionalFeesCurrent" xml:lang="en-US">Accrued Professional Fees, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AccruedProfessionalFeesCurrent" xml:lang="en-US">Accrued professional fees</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_AccruedProfessionalFeesCurrent" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_AccruedProfessionalFeesCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherAccountsPayableAndAccruedLiabilities" xlink:label="loc_GF1G1586018H_us-gaap_OtherAccountsPayableAndAccruedLiabilities" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_OtherAccountsPayableAndAccruedLiabilities" xml:lang="en-US">Other Accounts Payable and Accrued Liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_OtherAccountsPayableAndAccruedLiabilities" xml:lang="en-US">Accrued other</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_OtherAccountsPayableAndAccruedLiabilities" xlink:to="lab_IH3I3708230J_us-gaap_OtherAccountsPayableAndAccruedLiabilities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapital" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInOperatingCapital" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInOperatingCapital" xml:lang="en-US">Increase (Decrease) in Operating Capital</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInOperatingCapital" xml:lang="en-US">(Decrease) Increase in Accounts payable - capital</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInOperatingCapital" xml:lang="en-US">(Decrease) Increase in Accounts payable - capital</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInOperatingCapital" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInOperatingCapital"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableTrade" xlink:label="loc_GF1G1586018H_us-gaap_IncreaseDecreaseInAccountsPayableTrade" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInAccountsPayableTrade" xml:lang="en-US">Increase (Decrease) in Accounts Payable, Trade</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInAccountsPayableTrade" xml:lang="en-US">Increase (Decrease) in Accounts payable - trade</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInAccountsPayableTrade" xml:lang="en-US">(Decrease) Increase in Accounts payable - trade</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_IncreaseDecreaseInAccountsPayableTrade" xlink:to="lab_IH3I3708230J_us-gaap_IncreaseDecreaseInAccountsPayableTrade"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedSalaries" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInAccruedSalaries" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInAccruedSalaries" xml:lang="en-US">Increase (Decrease) in Accrued Salaries</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInAccruedSalaries" xml:lang="en-US">Increase (Decrease) in Accrued payroll</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInAccruedSalaries" xml:lang="en-US">(Decrease) Increase in Accrued payroll</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInAccruedSalaries" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInAccruedSalaries"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_IncreaseDecreaseInAccruedProfessionalFees" xlink:label="loc_GF1G1586018H_iccc_IncreaseDecreaseInAccruedProfessionalFees" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInAccruedProfessionalFees" xml:lang="en-US">Increase (Decrease) In Accrued Professional Fees</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInAccruedProfessionalFees" xml:lang="en-US">Increase (Decrease) in Accrued professional fees</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInAccruedProfessionalFees" xml:lang="en-US">(Decrease) Increase in Accrued professional fees</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInAccruedProfessionalFees" xml:lang="en-US">The increase (decrease) during the period in accrued professional fees.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInAccruedProfessionalFees" xml:lang="en-US">(Decrease) Increase in Accrued professional fees</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_IncreaseDecreaseInAccruedProfessionalFees" xlink:to="lab_IH3I3708230J_iccc_IncreaseDecreaseInAccruedProfessionalFees"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities" xml:lang="en-US">Increase (Decrease) in Other Accounts Payable and Accrued Liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities" xml:lang="en-US">Increase (Decrease) in Accrued other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities" xml:lang="en-US">(Decrease) Increase in Accrued other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities" xml:lang="en-US">(Decrease) Increase in Accrued other</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_IncreaseDecreaseInAccountsPayableAndAccruedExpenses" xlink:label="loc_GF1G1586018H_iccc_IncreaseDecreaseInAccountsPayableAndAccruedExpenses" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInAccountsPayableAndAccruedExpenses" xml:lang="en-US">Increase Decrease In Accounts Payable And Accrued Expenses</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInAccountsPayableAndAccruedExpenses" xml:lang="en-US">(Decrease) Increase in Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_IncreaseDecreaseInAccountsPayableAndAccruedExpenses" xml:lang="en-US">Increase decrease in accounts payable and accrued expenses.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_IncreaseDecreaseInAccountsPayableAndAccruedExpenses" xlink:to="lab_IH3I3708230J_iccc_IncreaseDecreaseInAccountsPayableAndAccruedExpenses"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_DebtInstrumentTable" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DebtInstrumentTable" xml:lang="en-US">Schedule of Long-term Debt Instruments [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_DebtInstrumentTable" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_DebtInstrumentTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="loc_GF1G1586018H_us-gaap_DebtInstrumentAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_DebtInstrumentAxis" xml:lang="en-US">Debt Instrument [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_DebtInstrumentAxis" xml:lang="en-US">Line of Credt [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_DebtInstrumentAxis" xlink:to="lab_IH3I3708230J_us-gaap_DebtInstrumentAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_DebtInstrumentNameDomain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DebtInstrumentNameDomain" xml:lang="en-US">Debt Instrument, Name [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_DebtInstrumentNameDomain" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_DebtInstrumentNameDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MortgagesMember" xlink:label="loc_GF1G1586018H_us-gaap_MortgagesMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_MortgagesMember" xml:lang="en-US">Mortgages [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_MortgagesMember" xml:lang="en-US">$1,000,000 Mortgage Note [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_MortgagesMember" xml:lang="en-US">Mortgages [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_MortgagesMember" xlink:to="lab_IH3I3708230J_us-gaap_MortgagesMember"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_MortgagesOneMember" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_MortgagesOneMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_MortgagesOneMember" xml:lang="en-US">Mortgages One [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_MortgagesOneMember" xml:lang="en-US">$2,500,000 Mortgage Note [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_MortgagesOneMember" xml:lang="en-US">Mortgages One [Member].</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_MortgagesOneMember" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_MortgagesOneMember"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_MortgagesTwoMember" xlink:label="loc_GF1G1586018H_iccc_MortgagesTwoMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_MortgagesTwoMember" xml:lang="en-US">Mortgages Two [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_MortgagesTwoMember" xml:lang="en-US">$340,000 Mortgage Note [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_MortgagesTwoMember" xml:lang="en-US">Mortgages Two [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_MortgagesTwoMember" xml:lang="en-US">Mortgages two Member.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_MortgagesTwoMember" xlink:to="lab_IH3I3708230J_iccc_MortgagesTwoMember"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_DebtIssuanceCostsMember" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_DebtIssuanceCostsMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_DebtIssuanceCostsMember" xml:lang="en-US">Debt Issuance Costs [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_DebtIssuanceCostsMember" xml:lang="en-US">Debt Issuance Costs [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_DebtIssuanceCostsMember" xml:lang="en-US">Financing through issuance of security instrument that represents a creditor relationship with the holder of the investment security.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_DebtIssuanceCostsMember" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_DebtIssuanceCostsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_GF1G1586018H_us-gaap_DebtInstrumentLineItems" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_DebtInstrumentLineItems" xml:lang="en-US">Debt Instrument [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_DebtInstrumentLineItems" xlink:to="lab_IH3I3708230J_us-gaap_DebtInstrumentLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Next Rolling Twelve Months</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths" xml:lang="en-US">Year ending December 31, 2017</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths" xml:lang="en-US">Nine-month period ending December 31, 2017</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths" xml:lang="en-US">Nine-month period ending December 31, 2017</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo" xlink:label="loc_GF1G1586018H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Rolling Year Two</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo" xml:lang="en-US">Year ending December 31, 2018</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo" xlink:to="lab_IH3I3708230J_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearThree" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearThree" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearThree" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Rolling Year Three</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearThree" xml:lang="en-US">Year ending December 31, 2019</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearThree" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearThree"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFour" xlink:label="loc_GF1G1586018H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFour" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFour" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Rolling Year Four</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFour" xml:lang="en-US">Year ending December 31, 2020</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFour" xlink:to="lab_IH3I3708230J_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFour"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFive" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFive" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFive" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Rolling Year Five</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFive" xml:lang="en-US">Year ending December 31, 2021</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFive" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFive"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingAfterYearFive" xlink:label="loc_GF1G1586018H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingAfterYearFive" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingAfterYearFive" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Rolling after Year Five</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingAfterYearFive" xml:lang="en-US">After December 31, 2021</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingAfterYearFive" xml:lang="en-US">Eight months ending August 31, 2020</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingAfterYearFive" xlink:to="lab_IH3I3708230J_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingAfterYearFive"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_TotalLiabilitiesDebtCurrentPortionAndLongTermPortion" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_TotalLiabilitiesDebtCurrentPortionAndLongTermPortion" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_TotalLiabilitiesDebtCurrentPortionAndLongTermPortion" xml:lang="en-US">Total Liabilities Debt Current Portion and Long Term Portion</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_TotalLiabilitiesDebtCurrentPortionAndLongTermPortion" xml:lang="en-US">Total outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_TotalLiabilitiesDebtCurrentPortionAndLongTermPortion" xml:lang="en-US">Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_TotalLiabilitiesDebtCurrentPortionAndLongTermPortion" xml:lang="en-US">Carrying amount of total liabilities debt current portion and long-term portion, net of unamortized discount or premium, including current and noncurrent amounts.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/disclosureGuidance" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_TotalLiabilitiesDebtCurrentPortionAndLongTermPortion" xml:lang="en-US">Total outstanding</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_TotalLiabilitiesDebtCurrentPortionAndLongTermPortion" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_TotalLiabilitiesDebtCurrentPortionAndLongTermPortion"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_DerivativesInterestRateSwapPayments" xlink:label="loc_GF1G1586018H_iccc_DerivativesInterestRateSwapPayments" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_DerivativesInterestRateSwapPayments" xml:lang="en-US">Derivatives Interest Rate Swap Payments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_DerivativesInterestRateSwapPayments" xml:lang="en-US">Payments required by interest rate swaps</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_DerivativesInterestRateSwapPayments" xml:lang="en-US">Derivatives interest rate swap payments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_DerivativesInterestRateSwapPayments" xml:lang="en-US">Represents payment required by the interest rate swap during the period.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_DerivativesInterestRateSwapPayments" xlink:to="lab_IH3I3708230J_iccc_DerivativesInterestRateSwapPayments"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_LineOfCreditMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LineOfCreditMember" xml:lang="en-US">Line of Credit [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LineOfCreditMember" xml:lang="en-US">Line of Credit [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LineOfCreditMember" xml:lang="en-US">Line Of Credit [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_LineOfCreditMember" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_LineOfCreditMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_GF1G1586018H_dei_LegalEntityAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_dei_LegalEntityAxis" xml:lang="en-US">Legal Entity [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_dei_LegalEntityAxis" xlink:to="lab_IH3I3708230J_dei_LegalEntityAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityDomain" xlink:label="loc_3GI6670230KG97GK3H6F_dei_EntityDomain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_dei_EntityDomain" xml:lang="en-US">Entity [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_dei_EntityDomain" xlink:to="lab_5IK8892452MI19IM5J8H_dei_EntityDomain"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_TdBankNaMember" xlink:label="loc_GF1G1586018H_iccc_TdBankNaMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_TdBankNaMember" xml:lang="en-US">TD Bank NA [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_TdBankNaMember" xlink:to="lab_IH3I3708230J_iccc_TdBankNaMember"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_NisinProductionPlantMember" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_NisinProductionPlantMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_NisinProductionPlantMember" xml:lang="en-US">Nisin Production Plant [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_NisinProductionPlantMember" xml:lang="en-US">Nisin production plant [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_NisinProductionPlantMember" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_NisinProductionPlantMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_GF1G1586018H_us-gaap_LongtermDebtTypeAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_LongtermDebtTypeAxis" xml:lang="en-US">Long-term Debt, Type [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_LongtermDebtTypeAxis" xlink:to="lab_IH3I3708230J_us-gaap_LongtermDebtTypeAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_LongtermDebtTypeDomain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LongtermDebtTypeDomain" xml:lang="en-US">Long-term Debt, Type [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_LongtermDebtTypeDomain" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_LongtermDebtTypeDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConstructionLoansMember" xlink:label="loc_GF1G1586018H_us-gaap_ConstructionLoansMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ConstructionLoansMember" xml:lang="en-US">Construction Loans [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ConstructionLoansMember" xml:lang="en-US">Construction Loan One [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ConstructionLoansMember" xlink:to="lab_IH3I3708230J_us-gaap_ConstructionLoansMember"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_ConstructionLoansTwoMember" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_ConstructionLoansTwoMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ConstructionLoansTwoMember" xml:lang="en-US">Construction Loans Two [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ConstructionLoansTwoMember" xml:lang="en-US">Construction Loan Two [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ConstructionLoansTwoMember" xml:lang="en-US">A borrowing arrangement which provides the entity constructing a facility (such as a building and a landfill) with funds to effect construction two, generally on a draw down, or as needed, basis.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_ConstructionLoansTwoMember" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_ConstructionLoansTwoMember"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_BankDebtTextualAbstract" xlink:label="loc_GF1G1586018H_iccc_BankDebtTextualAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_BankDebtTextualAbstract" xml:lang="en-US">Bank Debt Textual [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_BankDebtTextualAbstract" xml:lang="en-US">Bank Debt (Textual)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_BankDebtTextualAbstract" xlink:to="lab_IH3I3708230J_iccc_BankDebtTextualAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LineOfCreditFacilityDescription" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_LineOfCreditFacilityDescription" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LineOfCreditFacilityDescription" xml:lang="en-US">Line of Credit Facility, Description</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LineOfCreditFacilityDescription" xml:lang="en-US">Line of credit facility, Description</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_LineOfCreditFacilityDescription" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_LineOfCreditFacilityDescription"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:label="loc_GF1G1586018H_us-gaap_ProceedsFromIssuanceOfLongTermDebt" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ProceedsFromIssuanceOfLongTermDebt" xml:lang="en-US">Proceeds From Issuance Of Long-Term Debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ProceedsFromIssuanceOfLongTermDebt" xml:lang="en-US">Proceeds from mortgage note</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:to="lab_IH3I3708230J_us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentTerm" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_DebtInstrumentTerm" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DebtInstrumentTerm" xml:lang="en-US">Debt Instrument, Term</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DebtInstrumentTerm" xml:lang="en-US">Debt instrument term</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_DebtInstrumentTerm" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_DebtInstrumentTerm"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MortgageLoansOnRealEstatePeriodicPaymentTermsBalloonPaymentToBeReceived" xlink:label="loc_GF1G1586018H_us-gaap_MortgageLoansOnRealEstatePeriodicPaymentTermsBalloonPaymentToBeReceived" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_MortgageLoansOnRealEstatePeriodicPaymentTermsBalloonPaymentToBeReceived" xml:lang="en-US">Mortgage Loans on Real Estate, Periodic Payment Terms, Balloon Payment to be Received</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_MortgageLoansOnRealEstatePeriodicPaymentTermsBalloonPaymentToBeReceived" xml:lang="en-US">Balloon principal payment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_MortgageLoansOnRealEstatePeriodicPaymentTermsBalloonPaymentToBeReceived" xlink:to="lab_IH3I3708230J_us-gaap_MortgageLoansOnRealEstatePeriodicPaymentTermsBalloonPaymentToBeReceived"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MortgageLoansOnRealEstatePeriodicPaymentTerms" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_MortgageLoansOnRealEstatePeriodicPaymentTerms" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_MortgageLoansOnRealEstatePeriodicPaymentTerms" xml:lang="en-US">Mortgage Loans On Real Estate, Periodic Payment Terms</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_MortgageLoansOnRealEstatePeriodicPaymentTerms" xml:lang="en-US">Mortgage loans on real estate periodic payment terms</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_MortgageLoansOnRealEstatePeriodicPaymentTerms" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_MortgageLoansOnRealEstatePeriodicPaymentTerms"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtPercentageBearingVariableInterestRate" xlink:label="loc_GF1G1586018H_us-gaap_LongTermDebtPercentageBearingVariableInterestRate" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_LongTermDebtPercentageBearingVariableInterestRate" xml:lang="en-US">Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_LongTermDebtPercentageBearingVariableInterestRate" xml:lang="en-US">Long-term debt, percentage bearing variable interest, percentage rate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_LongTermDebtPercentageBearingVariableInterestRate" xlink:to="lab_IH3I3708230J_us-gaap_LongTermDebtPercentageBearingVariableInterestRate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtPercentageBearingFixedInterestRate" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_LongTermDebtPercentageBearingFixedInterestRate" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LongTermDebtPercentageBearingFixedInterestRate" xml:lang="en-US">Long-Term Debt, Percentage Bearing Fixed Interest, Percentage Rate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LongTermDebtPercentageBearingFixedInterestRate" xml:lang="en-US">Long-term debt, percentage bearing fixed interest, percentage rate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_LongTermDebtPercentageBearingFixedInterestRate" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_LongTermDebtPercentageBearingFixedInterestRate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_DerivativeNotionalAmount" xlink:label="loc_GF1G1586018H_invest_DerivativeNotionalAmount" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_invest_DerivativeNotionalAmount" xml:lang="en-US">Derivative, Notional Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_invest_DerivativeNotionalAmount" xml:lang="en-US">Derivative notional amount</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_invest_DerivativeNotionalAmount" xlink:to="lab_IH3I3708230J_invest_DerivativeNotionalAmount"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromNotesPayable" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ProceedsFromNotesPayable" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ProceedsFromNotesPayable" xml:lang="en-US">Proceeds From Notes Payable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ProceedsFromNotesPayable" xml:lang="en-US">Proceeds from notes payable</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ProceedsFromNotesPayable" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ProceedsFromNotesPayable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LineOfCredit" xlink:label="loc_GF1G1586018H_us-gaap_LineOfCredit" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_LineOfCredit" xml:lang="en-US">Long-term Line of Credit</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_LineOfCredit" xml:lang="en-US">Line of credit</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_LineOfCredit" xml:lang="en-US">Line of credit</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_LineOfCredit" xlink:to="lab_IH3I3708230J_us-gaap_LineOfCredit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LineOfCreditFacilityExpirationDate1" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_LineOfCreditFacilityExpirationDate1" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LineOfCreditFacilityExpirationDate1" xml:lang="en-US">Line of Credit Facility, Expiration Date</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LineOfCreditFacilityExpirationDate1" xml:lang="en-US">Extended date of line of credit</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_LineOfCreditFacilityExpirationDate1" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_LineOfCreditFacilityExpirationDate1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentDescriptionOfVariableRateBasis" xlink:label="loc_GF1G1586018H_us-gaap_DebtInstrumentDescriptionOfVariableRateBasis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_DebtInstrumentDescriptionOfVariableRateBasis" xml:lang="en-US">Debt Instrument, Description of Variable Rate Basis</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_DebtInstrumentDescriptionOfVariableRateBasis" xml:lang="en-US">Letter of credit with TD bank, description</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_DebtInstrumentDescriptionOfVariableRateBasis" xml:lang="en-US">LIBOR, Description</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_DebtInstrumentDescriptionOfVariableRateBasis" xlink:to="lab_IH3I3708230J_us-gaap_DebtInstrumentDescriptionOfVariableRateBasis"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_PaymentsOfDebtIssuanceCost" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_PaymentsOfDebtIssuanceCost" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_PaymentsOfDebtIssuanceCost" xml:lang="en-US">Payments Of Debt Issuance Cost</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_PaymentsOfDebtIssuanceCost" xml:lang="en-US">Debt issuance costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_PaymentsOfDebtIssuanceCost" xml:lang="en-US">The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_PaymentsOfDebtIssuanceCost" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_PaymentsOfDebtIssuanceCost"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="loc_GF1G1586018H_us-gaap_DebtInstrumentFaceAmount" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_DebtInstrumentFaceAmount" xml:lang="en-US">Debt Instrument, Face Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_DebtInstrumentFaceAmount" xml:lang="en-US">Loan amount</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_DebtInstrumentFaceAmount" xlink:to="lab_IH3I3708230J_us-gaap_DebtInstrumentFaceAmount"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AreaOfLand" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_AreaOfLand" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AreaOfLand" xml:lang="en-US">Area of Land</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AreaOfLand" xml:lang="en-US">Building area</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AreaOfLand" xml:lang="en-US">Warehouse and storage facility area</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_AreaOfLand" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_AreaOfLand"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LineOfCreditFacilityPeriodicPaymentPrincipal" xlink:label="loc_GF1G1586018H_us-gaap_LineOfCreditFacilityPeriodicPaymentPrincipal" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_LineOfCreditFacilityPeriodicPaymentPrincipal" xml:lang="en-US">Line of Credit Facility, Periodic Payment, Principal</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_LineOfCreditFacilityPeriodicPaymentPrincipal" xml:lang="en-US">Principal credit facilities value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_LineOfCreditFacilityPeriodicPaymentPrincipal" xlink:to="lab_IH3I3708230J_us-gaap_LineOfCreditFacilityPeriodicPaymentPrincipal"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xml:lang="en-US">Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="loc_GF1G1586018H_us-gaap_PlanNameAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_PlanNameAxis" xml:lang="en-US">Plan Name [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_PlanNameAxis" xlink:to="lab_IH3I3708230J_us-gaap_PlanNameAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_PlanNameDomain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_PlanNameDomain" xml:lang="en-US">Plan Name [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_PlanNameDomain" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_PlanNameDomain"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_TwoThousandPlanMember" xlink:label="loc_GF1G1586018H_iccc_TwoThousandPlanMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_TwoThousandPlanMember" xml:lang="en-US">Two Thousand Plan [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_TwoThousandPlanMember" xml:lang="en-US">2000 Plan [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_TwoThousandPlanMember" xml:lang="en-US">Two thousand plan.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_TwoThousandPlanMember" xlink:to="lab_IH3I3708230J_iccc_TwoThousandPlanMember"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_TwoThousandTenPlanMember" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_TwoThousandTenPlanMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_TwoThousandTenPlanMember" xml:lang="en-US">Two Thousand Ten Plan [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_TwoThousandTenPlanMember" xml:lang="en-US">2010 Plan [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_TwoThousandTenPlanMember" xml:lang="en-US">Two thousand ten plan.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_TwoThousandTenPlanMember" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_TwoThousandTenPlanMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_GF1G1586018H_us-gaap_AwardTypeAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_AwardTypeAxis" xml:lang="en-US">Award Type [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_AwardTypeAxis" xlink:to="lab_IH3I3708230J_us-gaap_AwardTypeAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xml:lang="en-US">Equity Award [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_GF1G1586018H_us-gaap_EmployeeStockOptionMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_EmployeeStockOptionMember" xml:lang="en-US">Employee Stock Option [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_EmployeeStockOptionMember" xml:lang="en-US">Stock Option [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_EmployeeStockOptionMember" xlink:to="lab_IH3I3708230J_us-gaap_EmployeeStockOptionMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:label="loc_GF1G1586018H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:to="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US">Beginning Balance, Outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US">Ending balance, Outstanding</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="loc_GF1G1586018H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xml:lang="en-US">Grants</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xml:lang="en-US">Stock option granted during the period</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:to="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xml:lang="en-US">Terminations</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xml:lang="en-US">Terminations</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_GF1G1586018H_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xml:lang="en-US">Number of stock options exercised</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xml:lang="en-US">Exercises</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="lab_IH3I3708230J_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xml:lang="en-US">Exercise of stock options, Shares</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:to="lab_IH3I3708230J_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xml:lang="en-US">Vested</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVest" xml:lang="en-US">Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVest" xml:lang="en-US">Vested and expected to vest</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVest" xml:lang="en-US">Share ased compensation arrangement by share based payment award options vested and expected to vest.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVest" xlink:to="lab_IH3I3708230J_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVest"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_GF1G1586018H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US">Exercise prices of options outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US">Outstanding balance, Weighted Average Exercise Price</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US">Outstanding balance, Weighted Average Exercise Price</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xml:lang="en-US">Grants, Weighted Average Exercise Price</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:label="loc_GF1G1586018H_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xml:lang="en-US">Terminations, Weighted Average Exercise Price</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:to="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xml:lang="en-US">Exercises, Weighted Average Exercise Price</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="loc_GF1G1586018H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xml:lang="en-US">Exercisable, Weighted Average Exercise Price</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:to="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageVestedAndExpectedToVest" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageVestedAndExpectedToVest" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageVestedAndExpectedToVest" xml:lang="en-US">Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Vested And Expected To Vest</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageVestedAndExpectedToVest" xml:lang="en-US">Weighted average exercise price vested and expected to vest</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageVestedAndExpectedToVest" xml:lang="en-US">Share based compensation arrangement by share based payment award options exercisable weighted average vested andeExpected to vest.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageVestedAndExpectedToVest" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageVestedAndExpectedToVest"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract" xlink:label="loc_GF1G1586018H_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract" xml:lang="en-US">Share Based Compensation Arrangement By Share Based Payment Award Options Aggregate Intrinsic Value [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract" xml:lang="en-US">Aggregate Intrinsic Value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract" xlink:to="lab_IH3I3708230J_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xml:lang="en-US">Outstanding balance, Aggregate Intrinsic Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xml:lang="en-US">Outstanding balance, Aggregate Intrinsic Value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:label="loc_GF1G1586018H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xml:lang="en-US">Exercisable, Aggregate Intrinsic Value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:to="lab_IH3I3708230J_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xml:lang="en-US">Common Stock, Capital Shares Reserved for Future Issuance</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xml:lang="en-US">Reserved for future grants</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableIntrinsicValueVestedAndExpectedToVest" xlink:label="loc_GF1G1586018H_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableIntrinsicValueVestedAndExpectedToVest" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableIntrinsicValueVestedAndExpectedToVest" xml:lang="en-US">Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Intrinsic Value Vested And Expected To Vest</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableIntrinsicValueVestedAndExpectedToVest" xml:lang="en-US">Weighted average exercise price aggregate intrinsic value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableIntrinsicValueVestedAndExpectedToVest" xml:lang="en-US">Share Based Compensation Arrangement By Share Based payment award options exercisable intrinsic value vested and expected to vest</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssumptionsRiskFreeInterestRate" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_FairValueAssumptionsRiskFreeInterestRate" />
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<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_FairValueAssumptionsRiskFreeInterestRate" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_FairValueAssumptionsRiskFreeInterestRate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssumptionsExpectedDividendRate" xlink:label="loc_GF1G1586018H_us-gaap_FairValueAssumptionsExpectedDividendRate" />
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<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_FairValueAssumptionsExpectedDividendRate" xlink:to="lab_IH3I3708230J_us-gaap_FairValueAssumptionsExpectedDividendRate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssumptionsExpectedVolatilityRate" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_FairValueAssumptionsExpectedVolatilityRate" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FairValueAssumptionsExpectedVolatilityRate" xml:lang="en-US">Fair Value Assumptions, Expected Volatility Rate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_FairValueAssumptionsExpectedVolatilityRate" xml:lang="en-US">Expected volatility</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_FairValueAssumptionsExpectedVolatilityRate" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_FairValueAssumptionsExpectedVolatilityRate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssumptionsExpectedTerm" xlink:label="loc_GF1G1586018H_us-gaap_FairValueAssumptionsExpectedTerm" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_FairValueAssumptionsExpectedTerm" xml:lang="en-US">Fair Value Assumptions, Expected Term</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_FairValueAssumptionsExpectedTerm" xml:lang="en-US">Expected life</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_FairValueAssumptionsExpectedTerm" xlink:to="lab_IH3I3708230J_us-gaap_FairValueAssumptionsExpectedTerm"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_CommonStockRightsPlanMember" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_CommonStockRightsPlanMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_CommonStockRightsPlanMember" xml:lang="en-US">Common Stock Rights Plan [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_CommonStockRightsPlanMember" xml:lang="en-US">Common Stock Rights Plan [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_CommonStockRightsPlanMember" xml:lang="en-US">Common Stock Rights Plan [Member].</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_CommonStockRightsPlanMember" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_CommonStockRightsPlanMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RelatedPartyTransactionAxis" xlink:label="loc_GF1G1586018H_us-gaap_RelatedPartyTransactionAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_RelatedPartyTransactionAxis" xml:lang="en-US">Related Party Transaction [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_RelatedPartyTransactionAxis" xlink:to="lab_IH3I3708230J_us-gaap_RelatedPartyTransactionAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RelatedPartyTransactionDomain" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_RelatedPartyTransactionDomain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_RelatedPartyTransactionDomain" xml:lang="en-US">Related Party Transaction [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_RelatedPartyTransactionDomain" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_RelatedPartyTransactionDomain"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_EmployeeMember" xlink:label="loc_GF1G1586018H_iccc_EmployeeMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_EmployeeMember" xml:lang="en-US">Employee [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_EmployeeMember" xml:lang="en-US">Employee.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_EmployeeMember" xlink:to="lab_IH3I3708230J_iccc_EmployeeMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DirectorMember" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_DirectorMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DirectorMember" xml:lang="en-US">Director [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_DirectorMember" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_DirectorMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SubsidiarySaleOfStockAxis" xlink:label="loc_GF1G1586018H_us-gaap_SubsidiarySaleOfStockAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_SubsidiarySaleOfStockAxis" xml:lang="en-US">Sale of Stock [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_SubsidiarySaleOfStockAxis" xlink:to="lab_IH3I3708230J_us-gaap_SubsidiarySaleOfStockAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_SaleOfStockNameOfTransactionDomain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SaleOfStockNameOfTransactionDomain" xml:lang="en-US">Sale of Stock [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_SaleOfStockNameOfTransactionDomain" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_SaleOfStockNameOfTransactionDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PrivatePlacementMember" xlink:label="loc_GF1G1586018H_us-gaap_PrivatePlacementMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_PrivatePlacementMember" xml:lang="en-US">Private Placement [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_PrivatePlacementMember" xml:lang="en-US">Private Placement [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_PrivatePlacementMember" xlink:to="lab_IH3I3708230J_us-gaap_PrivatePlacementMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_StatementScenarioAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_StatementScenarioAxis" xml:lang="en-US">Scenario [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_StatementScenarioAxis" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_StatementScenarioAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_GF1G1586018H_us-gaap_ScenarioUnspecifiedDomain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ScenarioUnspecifiedDomain" xml:lang="en-US">Scenario, Unspecified [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ScenarioUnspecifiedDomain" xlink:to="lab_IH3I3708230J_us-gaap_ScenarioUnspecifiedDomain"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_StockOptionsGrantedMember" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_StockOptionsGrantedMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_StockOptionsGrantedMember" xml:lang="en-US">Stock Options Granted [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_StockOptionsGrantedMember" xml:lang="en-US">46,000 stock options granted [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_StockOptionsGrantedMember" xml:lang="en-US">Stock options granted.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_StockOptionsGrantedMember" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_StockOptionsGrantedMember"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_StockOptionsGrantedOneMember" xlink:label="loc_GF1G1586018H_iccc_StockOptionsGrantedOneMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_StockOptionsGrantedOneMember" xml:lang="en-US">Stock Options Granted One [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_StockOptionsGrantedOneMember" xml:lang="en-US">16,000 stock options granted [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_StockOptionsGrantedOneMember" xml:lang="en-US">Stock options granted one.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_StockOptionsGrantedOneMember" xlink:to="lab_IH3I3708230J_iccc_StockOptionsGrantedOneMember"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_StockOptionsGrantedTwoMember" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_StockOptionsGrantedTwoMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_StockOptionsGrantedTwoMember" xml:lang="en-US">Stock Options Granted Two [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_StockOptionsGrantedTwoMember" xml:lang="en-US">25,000 stock options granted [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_StockOptionsGrantedTwoMember" xml:lang="en-US">Stock options granted two.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_StockOptionsGrantedTwoMember" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_StockOptionsGrantedTwoMember"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_StockOptionsGrantedThreeMember" xlink:label="loc_GF1G1586018H_iccc_StockOptionsGrantedThreeMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_StockOptionsGrantedThreeMember" xml:lang="en-US">Stock Options Granted Three [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_StockOptionsGrantedThreeMember" xml:lang="en-US">26,000 stock options granted [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_StockOptionsGrantedThreeMember" xml:lang="en-US">Stock options granted three.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_StockOptionsGrantedThreeMember" xlink:to="lab_IH3I3708230J_iccc_StockOptionsGrantedThreeMember"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_StockholdersEquityTextualAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_StockholdersEquityTextualAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_StockholdersEquityTextualAbstract" xml:lang="en-US">Stockholders Equity Textual [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_StockholdersEquityTextualAbstract" xml:lang="en-US">Stockholders' Equity (Textual)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_StockholdersEquityTextualAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_StockholdersEquityTextualAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceOrSaleOfEquity" xlink:label="loc_GF1G1586018H_us-gaap_ProceedsFromIssuanceOrSaleOfEquity" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ProceedsFromIssuanceOrSaleOfEquity" xml:lang="en-US">Proceeds from Issuance or Sale of Equity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ProceedsFromIssuanceOrSaleOfEquity" xml:lang="en-US">Potential issuance or sale of equity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ProceedsFromIssuanceOrSaleOfEquity" xml:lang="en-US">Net proceeds were approximately</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ProceedsFromIssuanceOrSaleOfEquity" xlink:to="lab_IH3I3708230J_us-gaap_ProceedsFromIssuanceOrSaleOfEquity"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ProceedsFromIssuanceOfCommonStock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ProceedsFromIssuanceOfCommonStock" xml:lang="en-US">Proceeds from Issuance of Common Stock</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ProceedsFromIssuanceOfCommonStock" xml:lang="en-US">Gross proceeds</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ProceedsFromIssuanceOfCommonStock"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_NetProceedsFromIssuanceOfCommonStock" xlink:label="loc_GF1G1586018H_iccc_NetProceedsFromIssuanceOfCommonStock" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_NetProceedsFromIssuanceOfCommonStock" xml:lang="en-US">Net Proceeds From Issuance Of Common Stock</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_NetProceedsFromIssuanceOfCommonStock" xml:lang="en-US">Net proceeds</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_NetProceedsFromIssuanceOfCommonStock" xml:lang="en-US">The net proceeds incurred from issuance of common stock.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_NetProceedsFromIssuanceOfCommonStock" xlink:to="lab_IH3I3708230J_iccc_NetProceedsFromIssuanceOfCommonStock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xml:lang="en-US">Sale of Stock, Number of Shares Issued in Transaction</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xml:lang="en-US">Common stock shares sold</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SaleOfStockPricePerShare" xlink:label="loc_GF1G1586018H_us-gaap_SaleOfStockPricePerShare" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_SaleOfStockPricePerShare" xml:lang="en-US">Sale of Stock, Price Per Share</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_SaleOfStockPricePerShare" xml:lang="en-US">Sale of stock, per share</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_SaleOfStockPricePerShare" xlink:to="lab_IH3I3708230J_us-gaap_SaleOfStockPricePerShare"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SharePrice" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_SharePrice" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SharePrice" xml:lang="en-US">Share Price</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SharePrice" xml:lang="en-US">Closing share price</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_SharePrice" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_SharePrice"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_CommonStockSharesAuthorizedAfterAmendment" xlink:label="loc_GF1G1586018H_iccc_CommonStockSharesAuthorizedAfterAmendment" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_CommonStockSharesAuthorizedAfterAmendment" xml:lang="en-US">Common Stock Shares Authorized After Amendment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_CommonStockSharesAuthorizedAfterAmendment" xml:lang="en-US">Common stock shares authorized after amendment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_CommonStockSharesAuthorizedAfterAmendment" xml:lang="en-US">Common stock shares authorized after amendment.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_CommonStockSharesAuthorizedAfterAmendment" xlink:to="lab_IH3I3708230J_iccc_CommonStockSharesAuthorizedAfterAmendment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DefinedBenefitPlanOtherInformation" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_DefinedBenefitPlanOtherInformation" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DefinedBenefitPlanOtherInformation" xml:lang="en-US">Defined Benefit Plan, Other Information</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DefinedBenefitPlanOtherInformation" xml:lang="en-US">Stock option and incentive plan, description</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_DefinedBenefitPlanOtherInformation" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_DefinedBenefitPlanOtherInformation"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="loc_GF1G1586018H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xml:lang="en-US">Weighted average remaining life of options outstanding</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:to="lab_IH3I3708230J_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xml:lang="en-US">Stock option expiration period</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_NumberOfEmployeeExercisedStockOptions" xlink:label="loc_GF1G1586018H_iccc_NumberOfEmployeeExercisedStockOptions" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_NumberOfEmployeeExercisedStockOptions" xml:lang="en-US">Number Of Employee Exercised Stock Options</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_NumberOfEmployeeExercisedStockOptions" xml:lang="en-US">Number of employee exercised stock options</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_NumberOfEmployeeExercisedStockOptions" xml:lang="en-US">Number of employee exercised stock options.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_NumberOfEmployeeExercisedStockOptions" xlink:to="lab_IH3I3708230J_iccc_NumberOfEmployeeExercisedStockOptions"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xml:lang="en-US">Aggregate intrinsic value of options exercised</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_GF1G1586018H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xml:lang="en-US">Weighted-average grant date fair values of options granted</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="lab_IH3I3708230J_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xml:lang="en-US">Weighted average remaining life of options exercisable</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1" xlink:label="loc_GF1G1586018H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1" xml:lang="en-US">Total unrecognized stock-based compensation related to non-vested stock options</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1" xlink:to="lab_IH3I3708230J_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_EmployeeServiceShareBasedCompensationNonVestedAwardsTotalCompensationCostExpectedToBeRecognized" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_EmployeeServiceShareBasedCompensationNonVestedAwardsTotalCompensationCostExpectedToBeRecognized" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_EmployeeServiceShareBasedCompensationNonVestedAwardsTotalCompensationCostExpectedToBeRecognized" xml:lang="en-US">Employee Service Share Based Compensation Non Vested Awards Total Compensation Cost Expected To Be Recognized</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_EmployeeServiceShareBasedCompensationNonVestedAwardsTotalCompensationCostExpectedToBeRecognized" xml:lang="en-US">Outstanding non-vested stock options cost expected to be recognized</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_EmployeeServiceShareBasedCompensationNonVestedAwardsTotalCompensationCostExpectedToBeRecognized" xml:lang="en-US">Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_EmployeeServiceShareBasedCompensationNonVestedAwardsTotalCompensationCostExpectedToBeRecognized" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_EmployeeServiceShareBasedCompensationNonVestedAwardsTotalCompensationCostExpectedToBeRecognized"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_NumberOfDirectorExercisedStockOptions" xlink:label="loc_GF1G1586018H_iccc_NumberOfDirectorExercisedStockOptions" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_NumberOfDirectorExercisedStockOptions" xml:lang="en-US">Number Of Director Exercised Stock Options</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_NumberOfDirectorExercisedStockOptions" xml:lang="en-US">Number of director exercised stock options</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_NumberOfDirectorExercisedStockOptions" xml:lang="en-US">Number of director exercised stock options.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_NumberOfDirectorExercisedStockOptions" xlink:to="lab_IH3I3708230J_iccc_NumberOfDirectorExercisedStockOptions"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDescription" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDescription" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDescription" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Description</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDescription" xml:lang="en-US">Share-based payment, description</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDescription" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDescription"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EmployeeStockOwnershipPlanESOPWeightedAveragePurchasePriceOfSharesPurchased" xlink:label="loc_GF1G1586018H_us-gaap_EmployeeStockOwnershipPlanESOPWeightedAveragePurchasePriceOfSharesPurchased" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_EmployeeStockOwnershipPlanESOPWeightedAveragePurchasePriceOfSharesPurchased" xml:lang="en-US">Employee Stock Ownership Plan (ESOP), Weighted Average Purchase Price of Shares Purchased</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_EmployeeStockOwnershipPlanESOPWeightedAveragePurchasePriceOfSharesPurchased" xml:lang="en-US">Common stock purchase price</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_EmployeeStockOwnershipPlanESOPWeightedAveragePurchasePriceOfSharesPurchased" xlink:to="lab_IH3I3708230J_us-gaap_EmployeeStockOwnershipPlanESOPWeightedAveragePurchasePriceOfSharesPurchased"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EmployeeStockOwnershipPlanESOPPlanDescription" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_EmployeeStockOwnershipPlanESOPPlanDescription" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_EmployeeStockOwnershipPlanESOPPlanDescription" xml:lang="en-US">Employee Stock Ownership Plan (ESOP), Plan Description</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_EmployeeStockOwnershipPlanESOPPlanDescription" xml:lang="en-US">Employee stock, plan description</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_EmployeeStockOwnershipPlanESOPPlanDescription" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_EmployeeStockOwnershipPlanESOPPlanDescription"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SaleOfStockDescriptionOfTransaction" xlink:label="loc_GF1G1586018H_us-gaap_SaleOfStockDescriptionOfTransaction" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_SaleOfStockDescriptionOfTransaction" xml:lang="en-US">Sale of Stock, Description of Transaction</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_SaleOfStockDescriptionOfTransaction" xml:lang="en-US">Sale of common stock, description</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_SaleOfStockDescriptionOfTransaction" xlink:to="lab_IH3I3708230J_us-gaap_SaleOfStockDescriptionOfTransaction"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xml:lang="en-US">Class of Warrant or Right, Exercise Price of Warrants or Rights</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xml:lang="en-US">Outstanding rights price per share</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EquityMethodInvestmentOwnershipPercentage" xlink:label="loc_GF1G1586018H_us-gaap_EquityMethodInvestmentOwnershipPercentage" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_EquityMethodInvestmentOwnershipPercentage" xml:lang="en-US">Equity Method Investment, Ownership Percentage</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_EquityMethodInvestmentOwnershipPercentage" xml:lang="en-US">Ownership percentage</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_EquityMethodInvestmentOwnershipPercentage" xlink:to="lab_IH3I3708230J_us-gaap_EquityMethodInvestmentOwnershipPercentage"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestExpenseOther" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_InterestExpenseOther" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_InterestExpenseOther" xml:lang="en-US">Interest Expense, Other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_InterestExpenseOther" xml:lang="en-US">Interest expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_InterestExpenseOther" xml:lang="en-US">Interest expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_InterestExpenseOther" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_InterestExpenseOther"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestIncomeOther" xlink:label="loc_GF1G1586018H_us-gaap_InterestIncomeOther" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_InterestIncomeOther" xml:lang="en-US">Interest Income, Other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_InterestIncomeOther" xml:lang="en-US">Interest income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_IH3I3708230J_us-gaap_InterestIncomeOther" xml:lang="en-US">Interest income</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_InterestIncomeOther" xlink:to="lab_IH3I3708230J_us-gaap_InterestIncomeOther"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherNonoperatingGainsLosses" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_OtherNonoperatingGainsLosses" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OtherNonoperatingGainsLosses" xml:lang="en-US">Other Nonoperating Gains (Losses)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OtherNonoperatingGainsLosses" xml:lang="en-US">Other (gains)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OtherNonoperatingGainsLosses" xml:lang="en-US">Other gains</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLossCarryforwardsTable" xlink:label="loc_GF1G1586018H_us-gaap_OperatingLossCarryforwardsTable" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_OperatingLossCarryforwardsTable" xml:lang="en-US">Operating Loss Carryforwards [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_OperatingLossCarryforwardsTable" xlink:to="lab_IH3I3708230J_us-gaap_OperatingLossCarryforwardsTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_IncomeStatementLocationAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_IncomeStatementLocationAxis" xml:lang="en-US">Income Statement Location [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_IncomeStatementLocationAxis" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_IncomeStatementLocationAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_GF1G1586018H_us-gaap_IncomeStatementLocationDomain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_IncomeStatementLocationDomain" xml:lang="en-US">Income Statement Location [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_IncomeStatementLocationDomain" xlink:to="lab_IH3I3708230J_us-gaap_IncomeStatementLocationDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InvestmentIncomeMember" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_InvestmentIncomeMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_InvestmentIncomeMember" xml:lang="en-US">Investment Income [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_InvestmentIncomeMember" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_InvestmentIncomeMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLossCarryforwardsLineItems" xlink:label="loc_GF1G1586018H_us-gaap_OperatingLossCarryforwardsLineItems" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_OperatingLossCarryforwardsLineItems" xml:lang="en-US">Operating Loss Carryforwards [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_OperatingLossCarryforwardsLineItems" xlink:to="lab_IH3I3708230J_us-gaap_OperatingLossCarryforwardsLineItems"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_IncomeTaxDisclosureTextualAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_IncomeTaxDisclosureTextualAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IncomeTaxDisclosureTextualAbstract" xml:lang="en-US">Income Tax Disclosure Textual [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IncomeTaxDisclosureTextualAbstract" xml:lang="en-US">Income Taxes (Textual)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_IncomeTaxDisclosureTextualAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_IncomeTaxDisclosureTextualAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLossCarryforwards" xlink:label="loc_GF1G1586018H_us-gaap_OperatingLossCarryforwards" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_OperatingLossCarryforwards" xml:lang="en-US">Operating Loss Carryforwards</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_OperatingLossCarryforwards" xml:lang="en-US">Net operating loss carryforward</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_OperatingLossCarryforwards" xlink:to="lab_IH3I3708230J_us-gaap_OperatingLossCarryforwards"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_FederalOperatingLossCarryForwards" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_FederalOperatingLossCarryForwards" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_FederalOperatingLossCarryForwards" xml:lang="en-US">Federal Operating Loss Carry Forwards</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_FederalOperatingLossCarryForwards" xml:lang="en-US">Federal net operating loss carryforwards</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_FederalOperatingLossCarryForwards" xml:lang="en-US">Amount of federal operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_FederalOperatingLossCarryForwards" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_FederalOperatingLossCarryForwards"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness" xlink:label="loc_GF1G1586018H_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness" xml:lang="en-US">Deferred Tax Assets, Tax Credit Carryforwards, General Business</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness" xml:lang="en-US">Federal general business tax credit carryforwards</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness" xlink:to="lab_IH3I3708230J_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TaxCreditCarryforwardDescription" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_TaxCreditCarryforwardDescription" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_TaxCreditCarryforwardDescription" xml:lang="en-US">Tax Credit Carryforward, Description</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_TaxCreditCarryforwardDescription" xml:lang="en-US">Tax credit carryforward, description</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_TaxCreditCarryforwardDescription" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_TaxCreditCarryforwardDescription"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsInvestments" xlink:label="loc_GF1G1586018H_us-gaap_DeferredTaxAssetsInvestments" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_DeferredTaxAssetsInvestments" xml:lang="en-US">Deferred Tax Assets, Investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_DeferredTaxAssetsInvestments" xml:lang="en-US">Investment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_DeferredTaxAssetsInvestments" xlink:to="lab_IH3I3708230J_us-gaap_DeferredTaxAssetsInvestments"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsOther" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsOther" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsOther" xml:lang="en-US">Deferred Tax Assets, Tax Credit Carryforwards, Other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsOther" xml:lang="en-US">State tax credit carryforwards</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsOther" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsOther"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets" xlink:label="loc_GF1G1586018H_us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets" xml:lang="en-US">Deferred Tax Assets, Goodwill and Intangible Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets" xml:lang="en-US">Intangible asset</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets" xlink:to="lab_IH3I3708230J_us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_DeferredTaxAssetsAmortizationPeriod" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_DeferredTaxAssetsAmortizationPeriod" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_DeferredTaxAssetsAmortizationPeriod" xml:lang="en-US">Deferred Tax Assets Amortization Period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_DeferredTaxAssetsAmortizationPeriod" xml:lang="en-US">Amortization period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_DeferredTaxAssetsAmortizationPeriod" xml:lang="en-US">Deferred Tax Assets Amortization Period.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_DeferredTaxAssetsAmortizationPeriod" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_DeferredTaxAssetsAmortizationPeriod"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_DeferredTaxAssetsCapitalized" xlink:label="loc_GF1G1586018H_iccc_DeferredTaxAssetsCapitalized" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_DeferredTaxAssetsCapitalized" xml:lang="en-US">Deferred Tax Assets Capitalized</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_DeferredTaxAssetsCapitalized" xml:lang="en-US">Capitalization of asets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_DeferredTaxAssetsCapitalized" xml:lang="en-US">Deferred Tax Assets Capitalized.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_DeferredTaxAssetsCapitalized" xlink:to="lab_IH3I3708230J_iccc_DeferredTaxAssetsCapitalized"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLossCarryforwardsExpirationDate" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_OperatingLossCarryforwardsExpirationDate" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OperatingLossCarryforwardsExpirationDate" xml:lang="en-US">Operating Loss Carryforwards, Expiration Date</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_OperatingLossCarryforwardsExpirationDate" xml:lang="en-US">Net operating loss carryforwards, expiration date</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_OperatingLossCarryforwardsExpirationDate" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_OperatingLossCarryforwardsExpirationDate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:label="loc_GF1G1586018H_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xml:lang="en-US">Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xml:lang="en-US">U.S. federal corporate tax rate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:to="lab_IH3I3708230J_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_IncomeBeforeIncomeTaxesPercentage" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_IncomeBeforeIncomeTaxesPercentage" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IncomeBeforeIncomeTaxesPercentage" xml:lang="en-US">Income Before Income Taxes Percentage</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IncomeBeforeIncomeTaxesPercentage" xml:lang="en-US">Income before income taxes percentage</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_IncomeBeforeIncomeTaxesPercentage" xml:lang="en-US">Income before income taxes percentage.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_IncomeBeforeIncomeTaxesPercentage" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_IncomeBeforeIncomeTaxesPercentage"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_CommitmentsAndContingenciesLiabilitiesTextualAbstract" xlink:label="loc_GF1G1586018H_iccc_CommitmentsAndContingenciesLiabilitiesTextualAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_CommitmentsAndContingenciesLiabilitiesTextualAbstract" xml:lang="en-US">Commitments And Contingencies Liabilities Textual [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_CommitmentsAndContingenciesLiabilitiesTextualAbstract" xml:lang="en-US">Contingent Liabilities and Commitments (Textual)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_CommitmentsAndContingenciesLiabilitiesTextualAbstract" xlink:to="lab_IH3I3708230J_iccc_CommitmentsAndContingenciesLiabilitiesTextualAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesSubjectToCompromiseEarlyContractTerminationFees" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_LiabilitiesSubjectToCompromiseEarlyContractTerminationFees" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesSubjectToCompromiseEarlyContractTerminationFees" xml:lang="en-US">Liabilities Subject to Compromise, Early Contract Termination Fees</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesSubjectToCompromiseEarlyContractTerminationFees" xml:lang="en-US">Termination fee</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_LiabilitiesSubjectToCompromiseEarlyContractTerminationFees" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_LiabilitiesSubjectToCompromiseEarlyContractTerminationFees"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_CapitalExpenditures" xlink:label="loc_GF1G1586018H_iccc_CapitalExpenditures" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_CapitalExpenditures" xml:lang="en-US">Capital Expenditures</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_CapitalExpenditures" xml:lang="en-US">Capital expenditure</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_CapitalExpenditures" xml:lang="en-US">Capital expenditure</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_CapitalExpenditures" xlink:to="lab_IH3I3708230J_iccc_CapitalExpenditures"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_PaymentOfCapitalExpenditure" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_PaymentOfCapitalExpenditure" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_PaymentOfCapitalExpenditure" xml:lang="en-US">Payment Of Capital Expenditure</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_PaymentOfCapitalExpenditure" xml:lang="en-US">Payment of capital expenditure</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_PaymentOfCapitalExpenditure" xml:lang="en-US">Payment of capital expenditure.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_PaymentOfCapitalExpenditure" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_PaymentOfCapitalExpenditure"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_InventoryProduction" xlink:label="loc_GF1G1586018H_iccc_InventoryProduction" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_InventoryProduction" xml:lang="en-US">Inventory Production</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_InventoryProduction" xml:lang="en-US">Production of inventory</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_InventoryProduction" xml:lang="en-US">Production of inventory.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_InventoryProduction" xlink:to="lab_IH3I3708230J_iccc_InventoryProduction"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_OtherObligations" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_OtherObligations" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_OtherObligations" xml:lang="en-US">Other Obligations</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_OtherObligations" xml:lang="en-US">Other obligations</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_OtherObligations" xml:lang="en-US">Other obligations.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_OtherObligations" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_OtherObligations"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConstructionAndDevelopmentCosts" xlink:label="loc_GF1G1586018H_us-gaap_ConstructionAndDevelopmentCosts" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ConstructionAndDevelopmentCosts" xml:lang="en-US">Construction and Development Costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_ConstructionAndDevelopmentCosts" xml:lang="en-US">Construction costs</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ConstructionAndDevelopmentCosts" xlink:to="lab_IH3I3708230J_us-gaap_ConstructionAndDevelopmentCosts"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_MilestonePayment" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_MilestonePayment" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_MilestonePayment" xml:lang="en-US">Milestone Payment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_MilestonePayment" xml:lang="en-US">Milestone payment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_MilestonePayment" xml:lang="en-US">Milestone payment.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_MilestonePayment" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_MilestonePayment"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_CapitalExpendituresCommitted" xlink:label="loc_GF1G1586018H_iccc_CapitalExpendituresCommitted" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_CapitalExpendituresCommitted" xml:lang="en-US">Capital Expenditures Committed</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_CapitalExpendituresCommitted" xml:lang="en-US">Capital expenditures committed</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_CapitalExpendituresCommitted" xml:lang="en-US">Capital expenditures committed.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_CapitalExpendituresCommitted" xlink:to="lab_IH3I3708230J_iccc_CapitalExpendituresCommitted"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConstructionPayableCurrentAndNoncurrent" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ConstructionPayableCurrentAndNoncurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ConstructionPayableCurrentAndNoncurrent" xml:lang="en-US">Construction Payable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ConstructionPayableCurrentAndNoncurrent" xml:lang="en-US">Construction cost payable</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ConstructionPayableCurrentAndNoncurrent" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ConstructionPayableCurrentAndNoncurrent"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_PercentageOfRoyalty" xlink:label="loc_GF1G1586018H_iccc_PercentageOfRoyalty" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_PercentageOfRoyalty" xml:lang="en-US">Percentage Of Royalty</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_PercentageOfRoyalty" xml:lang="en-US">Royalty, percentage</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_PercentageOfRoyalty" xml:lang="en-US">Percentage of royalty.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_PercentageOfRoyalty" xlink:to="lab_IH3I3708230J_iccc_PercentageOfRoyalty"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_ConcentrationRiskByBenchmarkAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_ConcentrationRiskByBenchmarkAxis" xml:lang="en-US">Concentration Risk Benchmark [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_ConcentrationRiskByBenchmarkAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain" xlink:label="loc_GF1G1586018H_us-gaap_ConcentrationRiskBenchmarkDomain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_ConcentrationRiskBenchmarkDomain" xml:lang="en-US">Concentration Risk Benchmark [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_ConcentrationRiskBenchmarkDomain" xlink:to="lab_IH3I3708230J_us-gaap_ConcentrationRiskBenchmarkDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SalesRevenueNetMember" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_SalesRevenueNetMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_SalesRevenueNetMember" xml:lang="en-US">Sales Revenue, Net [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_SalesRevenueNetMember" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_SalesRevenueNetMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MajorCustomersAxis" xlink:label="loc_GF1G1586018H_us-gaap_MajorCustomersAxis" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_MajorCustomersAxis" xml:lang="en-US">Customer [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_MajorCustomersAxis" xlink:to="lab_IH3I3708230J_us-gaap_MajorCustomersAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NameOfMajorCustomerDomain" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_NameOfMajorCustomerDomain" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_NameOfMajorCustomerDomain" xml:lang="en-US">Customer [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_NameOfMajorCustomerDomain" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_NameOfMajorCustomerDomain"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_UnitedStatesDairyAndBeefIndustriesMember" xlink:label="loc_GF1G1586018H_iccc_UnitedStatesDairyAndBeefIndustriesMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_UnitedStatesDairyAndBeefIndustriesMember" xml:lang="en-US">United States Dairy And Beef Industries [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_UnitedStatesDairyAndBeefIndustriesMember" xml:lang="en-US">U.S. dairy and beef industries [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_UnitedStatesDairyAndBeefIndustriesMember" xml:lang="en-US">United states dairy and beef industries.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_UnitedStatesDairyAndBeefIndustriesMember" xlink:to="lab_IH3I3708230J_iccc_UnitedStatesDairyAndBeefIndustriesMember"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_ForeignCustomersMember" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_ForeignCustomersMember" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ForeignCustomersMember" xml:lang="en-US">Foreign Customers [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_ForeignCustomersMember" xml:lang="en-US">Foreign dairy and beef industries [Member]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_ForeignCustomersMember" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_ForeignCustomersMember"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_SegmentAndSignificantCustomerInformationTextualAbstract" xlink:label="loc_GF1G1586018H_iccc_SegmentAndSignificantCustomerInformationTextualAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_SegmentAndSignificantCustomerInformationTextualAbstract" xml:lang="en-US">Segment And Significant Customer Information Textual [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_iccc_SegmentAndSignificantCustomerInformationTextualAbstract" xml:lang="en-US">Segment Information (Textual)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_SegmentAndSignificantCustomerInformationTextualAbstract" xlink:to="lab_IH3I3708230J_iccc_SegmentAndSignificantCustomerInformationTextualAbstract"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_RelatedPartyTransactionsTextualAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_RelatedPartyTransactionsTextualAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_RelatedPartyTransactionsTextualAbstract" xml:lang="en-US">Related Party Transactions Textual [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_RelatedPartyTransactionsTextualAbstract" xml:lang="en-US">Related Party Transactions (Textual)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_RelatedPartyTransactionsTextualAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_RelatedPartyTransactionsTextualAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RevenueFromRelatedParties" xlink:label="loc_GF1G1586018H_us-gaap_RevenueFromRelatedParties" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_RevenueFromRelatedParties" xml:lang="en-US">Revenue from Related Parties</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_RevenueFromRelatedParties" xml:lang="en-US">Revenues from transactions with related party</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_RevenueFromRelatedParties" xlink:to="lab_IH3I3708230J_us-gaap_RevenueFromRelatedParties"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsReceivableRelatedPartiesCurrent" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_AccountsReceivableRelatedPartiesCurrent" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsReceivableRelatedPartiesCurrent" xml:lang="en-US">Accounts Receivable, Related Parties, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsReceivableRelatedPartiesCurrent" xml:lang="en-US">Accounts receivable, related parties</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_AccountsReceivableRelatedPartiesCurrent" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_AccountsReceivableRelatedPartiesCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:label="loc_GF1G1586018H_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xml:lang="en-US">Related Party Transaction, Expenses from Transactions with Related Party</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_IH3I3708230J_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xml:lang="en-US">Related party transaction, expenses from transactions with related party</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:to="lab_IH3I3708230J_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_EmployeeBenefitsTextualAbstract" xlink:label="loc_3GI6670230KG97GK3H6F_iccc_EmployeeBenefitsTextualAbstract" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_EmployeeBenefitsTextualAbstract" xml:lang="en-US">Employee Benefits Textual [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_iccc_EmployeeBenefitsTextualAbstract" xml:lang="en-US">Employee Benefits (Textual)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_iccc_EmployeeBenefitsTextualAbstract" xlink:to="lab_5IK8892452MI19IM5J8H_iccc_EmployeeBenefitsTextualAbstract"/>
<loc xlink:type="locator" xlink:href="iccc-20170331.xsd#iccc_EmployeeSavingsPlanDescription" xlink:label="loc_GF1G1586018H_iccc_EmployeeSavingsPlanDescription" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_iccc_EmployeeSavingsPlanDescription" xml:lang="en-US">Employee Savings Plan Description</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_iccc_EmployeeSavingsPlanDescription" xml:lang="en-US">Employee savings plan, description</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_IH3I3708230J_iccc_EmployeeSavingsPlanDescription" xml:lang="en-US">Description of employee completing service under saving plan.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_iccc_EmployeeSavingsPlanDescription" xlink:to="lab_IH3I3708230J_iccc_EmployeeSavingsPlanDescription"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DefinedBenefitPlansGeneralInformation" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_DefinedBenefitPlansGeneralInformation" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DefinedBenefitPlansGeneralInformation" xml:lang="en-US">Defined Benefit Plans, General Information</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_5IK8892452MI19IM5J8H_us-gaap_DefinedBenefitPlansGeneralInformation" xml:lang="en-US">Defined benefit plans general information</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_3GI6670230KG97GK3H6F_us-gaap_DefinedBenefitPlansGeneralInformation" xlink:to="lab_5IK8892452MI19IM5J8H_us-gaap_DefinedBenefitPlansGeneralInformation"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitsPaid" xlink:label="loc_GF1G1586018H_us-gaap_DefinedBenefitPlanBenefitsPaid" />
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_IH3I3708230J_us-gaap_DefinedBenefitPlanBenefitsPaid" xml:lang="en-US">Defined Benefit Plan, Benefits Paid</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_IH3I3708230J_us-gaap_DefinedBenefitPlanBenefitsPaid" xml:lang="en-US">Defined benefit plan benefits paid</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_GF1G1586018H_us-gaap_DefinedBenefitPlanBenefitsPaid" xlink:to="lab_IH3I3708230J_us-gaap_DefinedBenefitPlanBenefitsPaid"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SubsequentEventTable" xlink:label="loc_3GI6670230KG97GK3H6F_us-gaap_SubsequentEventTable" />
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