美利体育登录入口官网:EN ISO 6887-1:2017
食物链的微生物学试验样品的制备,微生物检验-第1部分:初始悬浮和十进制稀释制备的一般规则的初始悬浮和十进制稀释(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