Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2018

The Company’s revenues are derived from Product and related sales and RefrigerantSide® Services revenues. The revenues for each of these lines are as follows :

Periods Ended March 31,	2018		2017
(in thousands)
Product and related sales	$	41,101	$	37,670
RefrigerantSide ^® Services		1,327		1,160
Total	$	42,428	$	38,830

Reconciliation of shares used to determine net income per share

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

	Three Month Period Ended March 31,
	2018		2017

Net (loss) income	$	(3,056)	$	5,734

Weighted average number of shares - basic		42,403,029		41,507,941
Shares underlying options		-		1,995,948
Weighted average number of shares outstanding - diluted		42,403,029		43,503,889