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3. INVENTORIES
3 Months Ended
Mar. 31, 2018
Inventory Disclosure [Abstract]  
3. INVENTORIES

Inventories consist of:

 

    March 31,
2018
  December 31,
2017
         
Raw materials   $ 23,893     $ 396,482  
Finished goods     175,381       844,224  
Allowance for obsolete and slow-moving inventory     (5,473 )     (43,921 )
    $ 193,801     $ 1,196,785