Note 10 - Disaggregated Revenues and Segment Information

12 Months Ended

Mar. 31, 2019

Notes to Financial Statements

Revenue from Contract with Customer [Text Block]

NOTE 

10

 - DISAGGREGATED REVENUES AND SEGMENT INFORMATION

The following tables show the Company's revenues disaggregated by reportable segment and by product and service type:

	Twelve Months Ended March 31,
	2019		2018
Net Revenue in the US
Chemical	$	954,396	$	1,075,107
Electronics		730,634		1,031,384
Engineering		969,506		1,306,306
		2,654,536		3,412,797
Net Revenue outside the US
Chemical		364,418		316,415
Electronics		-		25,000
Engineering		-		-
		364,418		341,415
Total Revenues	$	3,018,954	$	3,754,212