第2个回答 2014-02-12
GB 4789.2-2010 total national food safety standards of food microbiology testing colonies determination
Instead of the standard GB / T 4789.2-2008 Microbiological examination of food hygiene colonies determined.
This standard specifies the total number of colonies (Aerobic plate count) method for measuring foods. This standard applies to the determination of the total number of colonies food.
Compared with the standard GB / T 4789.2-2008, major changes are as follows:
- Modify the standard name in English;
- Modify the formula for calculating the total number of colonies interpretation;
- Modify the media and reagents;
- Delete the second method the total number of colonies PetrifilmTM test piece method.
Appendix A of this standard is normative.
This standard replaces the previous standard conditions of release:
- GB 4789.2-1984, GB 4789.2-1994, GB / T 4789.2-2003, GB / T 4789.2-2008.
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