2. Segment Information and Concentrations (Tables)

12 Months Ended

Jun. 30, 2020

Segment Reporting [Abstract]

Segment information

	Benchtop  Laboratory  Equipment		Catalyst  Research  Instruments			Bioprocessing  Systems			Corporate  and  Other			Consolidated
June 30, 2020:
Revenues	$	6,783,600	$	785,900		$	1,000,800		$	-		$	8,570,300
Foreign Sales		2,589,800		586,500			1,000,400			-			4,176,700
Income (Loss) From Operations		449,700		(472,800	)		(727,500	)		(385,700	)		(1,136,300	)
Assets		12,232,600		1,149,800			546,100			868,900			14,797,400
Long-Lived Asset Expenditures		36,000		-			40,700			-			76,700
Depreciation and Amortization		116,900		1,300			42,700			-			160,900

	Benchtop  Laboratory  Equipment		Catalyst  Research  Instruments			Bioprocessing  Systems		Corporate  and  Other		Consolidated
June 30, 2019:
Revenues	$	7,078,800	$	1,814,900		$	1,306,100	$	-	$	10,199,800
Foreign Sales		2,680,300		1,102,300			1,301,200		-		5,083,800
Income (Loss) From Operations		449,800		(130,600	)		365,000		91,900		776,100
Assets		5,280,700		1,443,200			790,100		762,000		8,276,000
Long-Lived Asset Expenditures		194,500		2,200			15,700		-		212,400
Depreciation and Amortization		217,800		1,000			38,500		-		257,300