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Inventories
12 Months Ended
Dec. 31, 2011
Notes to Financial Statements  
Inventories

3.  Inventories  
Inventories consisted of:   2011     2010  
Finished goods   $ 22,887,381     $ 21,108,954  
Work in process     44,564       171,673  
Materials and supplies     1,563,047       1,012,282  
    $ 24,494,992     $ 22,292,909  

 

Inventories are stated net of valuation allowances for slow moving and obsolete inventory of $551,827 as of December 31, 2011 and $470,749 as of December 31, 2010.