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Inventories
3 Months Ended
Mar. 31, 2013
Inventories  
Inventories

(5)                   Inventories

 

Inventories are stated at the lower of cost (first-in, first-out) or market, and consist of the following at the stated dates:

 

 

 

31-Mar-2013

 

31-Dec-2012

 

Raw materials

 

$

6,662,512

 

$

6,260,354

 

Work in process

 

882,020

 

675,228

 

Finished goods

 

2,986,093

 

2,759,478

 

Total inventory

 

$

10,530,625

 

$

9,695,060