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Summary of significant accounting policies (Tables)
9 Months Ended
Sep. 30, 2015
Accounting Policies [Abstract]  
Schedule of inventories
Inventories are valued using the first-in, first-out method and stated at the lower of cost or market and consist of the following:
 
 
 
September 30,
 
December 31,
 
 
 
2015
 
2014
 
 
 
 
 
 
 
Raw materials and supplies
 
$
697,414
 
$
40,749
 
Work-in process
 
 
222,031
 
 
135,625
 
Finished goods
 
 
236,043
 
 
193,368
 
Total
 
$
1,155,488
 
$
369,742