Published
ISO 8607:2003 specifies a method for the enumeration of living aerobic microorganisms present in the frozen semen of breeding bulls. The colonies growing in a solid medium after aerobic incubation at 37 degrees Celsius are counted. The microbiological contamination of the sample is expressed as a number of colony-forming units of microorganisms per millilitre of the test sample.
WITHDRAWN
ISO/TR 8607:1991
PUBLISHED
ISO 8607:2003
90.20
Standard under periodical review
Apr 15, 2026
PUBLISHED
ISO 8607:2003/Amd 1:2011
Artificial insemination of animals — Frozen semen of breeding bulls — Enumeration of living aerobic microorganisms
60.60 Standard published
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