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PROPERTY, PLANT AND EQUIPMENT (Tables)
 12 Months Ended
Dec. 31, 2013
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment [Table Text Block]
Property, plant and equipment consisted of the following, at cost:
 
 
 
As of December 31,
 
 
 
 
 
 
2013
 
2012
 
Increase
 
Laboratory and manufacturing equipment
 
$
3,182,686
 
$
3,029,559
 
$
153,127
 
Building and improvements
 
 
2,940,239
 
 
2,785,698
 
 
154,541
 
Office furniture and equipment
 
 
354,243
 
 
312,979
 
 
41,264
 
Construction in progress
 
 
9,600
 
 
—
 
 
9,600
 
Land
 
 
50,000
 
 
50,000
 
 
—
 
Property, plant and equipment, gross
 
 
6,536,768
 
 
6,178,236
 
 
358,532
 
Less: accumulated depreciation
 
 
4,012,003
 
 
3,820,627
 
 
191,376
 
Property, plant and equipment, net
 
$
2,524,765
 
$
2,357,609
 
$
167,156