Property, plant and equipment (Tables)

3 Months Ended

Mar. 31, 2013

Property, Plant and Equipment [Abstract]

Summary of property, plant and equipment

	Estimate Useful Life	March 31, 2013			December 31, 2012

Land		$	278,325		$	278,325
Building and improvements	30 years		4,492,197			4,489,377
Manufacturing and warehouse equipment	6-20 years		8,069,841			7,982,669
Office equipment and furniture	3-5 years		759,004			738,584
Construction in process			20,422			249,027
Leasehold improvements	10-15 years		328,015			122,644
Automobile	3 years		32,263			-
Property, plant and equipment, gross			13,980,067			13,860,626

Less accumulated depreciation			(8,706,353	)		(8,532,717	)

Property, plant and equipment, net		$	5,273,714		$	5,327,909

- Definition

Tabular disclosure of the useful life and salvage value of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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