ISO 7251:2005/Amd 1:2023 EN 69794ebc
Microbiology of food and animal feeding stuffs — Horizontal method for the detection and enumeration of presumptive Escherichia coli — Most probable number technique — Amendment 1: Inclusion of performance testing of culture media and reagents
现行
发布日期 :
2023-10-12
实施日期 :
ISO 8553:2004 EN 6aca9872
Milk — Enumeration of microorganisms — Plate-loop technique at 30 degrees C
现行
发布日期 :
2004-04-26
实施日期 :
ISO 13307:2013 EN 0b1122c2
Microbiology of food and animal feed — Primary production stage — Sampling techniques
现行
发布日期 :
2013-02-28
实施日期 :