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Inventories (Tables)
3 Months Ended
Mar. 31, 2017
Inventory Disclosure [Abstract]  
Schedule of Inventories

Inventories consisted of the following at March 31, 2017 and December 31, 2016:

 

    March 31, 2017     December 31, 2016  
             
Finished goods   $ 3,505,129     $ 4,102,621  
Spare parts     172,256       183,357  
Reserves for inventory obsolescence     (85,855 )     (121,862 )
                 
Inventories, net   $ 3,591,530     $ 4,164,116  

 

During the three months ended March 31, 2017, the Company wrote off inventories of $24,531.