EN ISO 6887-4-2017 食物鏈的微生物學試驗樣品的制備,微生物檢驗-第4部分:初始懸浮和十進制稀釋為雜項制品制備特定的規則(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