UNE-EN ISO 6887-4:2017 食物链微生物学 用于微生物检验的测试样品、初始悬浮液和十进制稀释液的制备 第4部分:杂项产品制备的特定规则(ISO 6887-4:2017)
Microbiology of the food chain - Preparation of test samples, initial suspension and decimal dilutions for microbiological examination - Part 4: Specific rules for the preparation of miscellaneous products (ISO 6887-4:2017)