Inventories (Tables)

9 Months Ended

Sep. 30, 2013

Inventories

Schedule of major components of inventories

	Sep 30, 2013			Dec 31, 2012
Raw materials	$	2,060,334		$	2,072,540
Work-in-progress	408,041			373,512
Finished goods	1,296,047			1,478,444
Reduction to LIFO cost	(1,248,724		)	(1,245,632		)
Total Inventory	$	2,515,698		$	2,678,864