Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2016

The Company's revenues are derived from refrigerant and reclamation sales and RefrigerantSide® Services, including license and royalty revenues. The revenues for each of these lines are as follows:

Six Month Period Ended June 30,	2016		2015
(in thousands, unaudited)
Refrigerant and reclamation sales	$	60,276	$	48,172
RefrigerantSide® Services		2,496		2,568
Total	$	62,772	$	50,740

Reconciliation of shares used to determine net income per share

The reconciliation of shares used to determine net income per share is as follows (dollars in thousands, unaudited):

	Three Month Period ended June 30,				Six Month Period ended June 30,
	2016		2015		2016		2015

Net income	$	4,830	$	2,811	$	7,774	$	4,704

Weighted average number of shares - basic		33,128,518		32,542,672		33,008,588		32,454,175
Shares underlying warrants		156,244		406,840		129,351		393,064
Shares underlying options		985,575		1,433,580		907,186		1,407,662
Weighted average number of shares outstanding - diluted		34,270,337		34,383,092		34,045,125		34,254,901