Microbiology of food and animal feeding stuffs - Preparation of the test samples, of initial suspension and of decimal dilutions for microbiological examination - Part 1: General rules for the preparation of the initial suspension and decimal dilutions (ISO 6887-1:1999); German version EN ISO 6887-1:1999— 8 стр.
Microbiology of food and animal feeding stuffs - Preparation of test samples, initial suspension and decimal dilutions for microbiological examination - Part 2: Specific rules for the preparation of meat and meat products (ISO 6887-2:2003); German version EN ISO 6887-2:2003— 20 стр.
Milk and milk products - General guidance for the preparation of test samples, initial suspensions and decimal dilutions for microbiological examination (ISO 8261:2001); German version EN ISO 8261:2001— 13 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.