Inventories (Tables)

6 Months Ended

Jun. 30, 2013

Inventories

Schedule of Inventories

	June 30, 2013		December 31, 2012
Raw materials and supplies	$	243,412	$	243,127
Work in process	256,373		271,669
Finished goods	203,704		218,922
	$	703,489	$	733,718