ISO 6887-1:2017/Amd 1:2024 EN d4a994aa
Microbiology of the food chain — Preparation of test samples, initial suspension and decimal dilutions for microbiological examination — Part 1: General rules for the preparation of the initial suspension and decimal dilutions — Amendment 1: Requirements and guidance on the use of a larger test portion size for qualitative methods
现行
发布日期 :
2024-07-18
实施日期 :
ISO 6887-3:2017/Amd 1:2020 EN 7e1c269b
Microbiology of the food chain — Preparation of test samples, initial suspension and decimal dilutions for microbiological examination — Part 3: Specific rules for the preparation of fish and fishery products — Amendment 1: Sample preparation for raw marine gastropods
现行
发布日期 :
2020-03-03
实施日期 :
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 :