Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Cash flows from operating activities:
Net income	$ 393,323	$ 1,520,175
Adjustments to reconcile net income to net cash (used in ) provided by operating activities:
Depreciation and amortization	679,463	623,653
Deferred income taxes	(23,082)	$ (43,945)
Loss on sale of property, plant and equipment	12,522
Stock based compensation	162,225	$ 356,085
Other operating non-cash items	94,799	29,868
Changes in assets and liabilities:
Trade accounts receivable	(2,800,873)	(1,838,350)
Inventories	(1,301,659)	(1,425,735)
Prepaid expenses and other current assets	(157,156)	(169,592)
Receivables due from affiliated companies	246,697	46,805
Accounts payable and other accrued expenses	1,709,060	1,192,228
Net cash (used in) provided by operating activities	(984,681)	291,192
Cash flows from investing activities:
Purchases of property, plant and equipment	$ (845,567)	(675,734)
Cash paid for acquisition of joint venture partner's interest in OdorStar		$ (150,000)
Cash paid for patent and trademark registration	$ (11,902)
Sale of property, plant, and equipment	55,000
Net cash used in investing activities	(802,469)	$ (825,734)
Cash flows from financing activities:
Payments on long-term debt	$ (326,772)	(310,166)
Dividends paid to common shareholders		(440,016)
Proceeds from exercise of stock options		63,250
Net cash used in financing activities	$ (326,772)	(686,932)
Effect of exchange rates on cash	(15,943)	(21,980)
Net decrease in cash	(2,129,865)	(1,243,454)
Cash at beginning of period	3,062,729	3,071,887
Cash at end of period	932,864	1,828,433
Supplemental disclosure of cash flow information:
Cash paid for interest during period	27,703	39,571
Cash paid for income taxes during period	$ 118,000	840,000
Supplemental disclosure of noncash investing information:
Amounts due from joint venture partner released as part of acquisition of joint venture partner's interest in OdorStar		$ 305,905