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Inventories
9 Months Ended
Jul. 31, 2011
Inventories  
Inventories

(4)     Inventories

  Inventories as of July 31, 2011 and October 31, 2010 consist of the following:

July 31, October 31,
2011 2010
Finished goods $  5,196,369    $  4,912,902   
Work in process  2,631,955     3,502,842   
Raw materials  7,602,043     5,775,919   
Production supplies  244,864     231,124   
Total $  15,675,231    $  14,422,787