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 (ISO 6887-1:2017); German version EN ISO 6887-1:2017— 35 стр.
Microbiology of food and animal feeding stuffs - General requirements and guidance for microbiological examinations (ISO 7218:2007 + Amd 1:2013); German version EN ISO 7218:2007 + A1:2013— 101 стр.
