Segment Information (Details) - USD ($)	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Revenues	$ 11,400,500	$ 9,775,200
Income (Loss) from Operations	405,400
Depreciation and Amortization	688,200	251,500
Corporate
Revenues	0	0
Foreign Sales	0	0
Income (Loss) from Operations	(1,650,400)	(1,341,400)
Assets	9,090,200	5,488,300
Long-lived Asset Expenditures	0	0
Depreciation and Amortization	0	0
Benchtop Laboratory Equipment
Revenues	9,981,100	9,043,600
Foreign Sales	3,702,400	3,483,700
Income (Loss) from Operations	1,475,800	1,461,300
Assets	9,538,600	14,783,000
Long-lived Asset Expenditures	92,500	60,500
Depreciation and Amortization	96,300	103,100
Bioprocessing Systems
Revenues	1,419,400	731,600
Foreign Sales	1,101,400	684,600
Income (Loss) from Operations	(7,089,400)	(4,828,600)
Assets	10,402,800	8,735,100
Long-lived Asset Expenditures	732,100	196,900
Depreciation and Amortization	591,900	148,400
Consolidated
Revenues	11,400,500	9,775,200
Foreign Sales	4,803,800	4,168,300
Income (Loss) from Operations	(7,264,000)	(4,708,700)
Assets	29,031,600	29,006,400
Long-lived Asset Expenditures	824,600	257,400
Depreciation and Amortization	$ 688,200	$ 251,500