DIN EN ISO 6887-4-2012 食品及动物饲料微生物学.微生物检验的试样制备,初始悬浮和十进制稀释.第4部分:除牛奶和奶制品,肉类和肉制品以外的产品制备具体规则
Microbiology of food and animal feeding stuffs - Preparation of test samples, initial suspension and decimal dilutions for microbiological examination - Part 4: Specific rules for the preparation of products other than milk and milk products, meat and mea