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Inventories (Tables)
6 Months Ended
Jun. 30, 2011
Inventories  
Schedule of inventories

 
  June 30,
2011
  December 31,
2010
 

Finished goods

  $ 142,930   $ 69,110  

Raw materials and supplies

    57,955     28,521  
           

Total inventories

  $ 200,885   $ 97,631