3. Segment Information and Concentrations (Details) (USD $)	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Depreciation and Amortization	$ 262,800	$ 178,800
Benchtop Laboratory Equipment [Member]
Revenues	4,679,100	4,466,000
Foreign Sales	2,617,300	2,549,100
Income (Loss) from Operations	156,000	525,900
Assets	4,129,100	2,501,600
Long-lived Asset Expenditures	1,476,500	18,300
Depreciation and Amortization	130,900	43,300
Catalyst Research Instruments [Member]
Revenues	1,923,300	2,541,500
Foreign Sales	866,900	1,603,800
Income (Loss) from Operations	(145,700)	151,400
Assets	1,535,300	1,646,600
Long-lived Asset Expenditures	11,300	23,300
Depreciation and Amortization	35,000	35,300
Bioprocessing Systems [Member]
Revenues	190,800	127,000
Foreign Sales	2,000
Income (Loss) from Operations	(49,500)	(169,900)
Assets	799,800	903,600
Long-lived Asset Expenditures	8,500	9,200
Depreciation and Amortization	96,900	100,200
Corporate and Other [Member]
Revenues	0	0
Foreign Sales	0	0
Income (Loss) from Operations	(79,500)	0
Assets	647,600	1,101,200
Long-lived Asset Expenditures	0	0
Depreciation and Amortization	0	0
Consolidated [Member]
Revenues	6,793,200	7,134,500
Foreign Sales	3,486,200	4,152,900
Income (Loss) from Operations	(118,700)	507,400
Assets	7,111,800	6,153,000
Long-lived Asset Expenditures	1,496,300	50,800
Depreciation and Amortization	$ 262,800	$ 178,800