UNE-EN ISO 6887-1:2017 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1部分:初始悬浮液和十进制稀释液制备的一般规则(ISO 6887-1:2017)
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)