DIN ISO 16649-1:2020-07
食物鏈微生物學(xué) β-葡萄糖醛酸酶陽(yáng)性大腸桿菌計(jì)數(shù)的水平方法 第1部分:44°C 下使用膜和 5-溴-4-氯-3-吲哚基 β-D-葡萄糖醛酸進(jìn)行菌落計(jì)數(shù)技術(shù)
Microbiology of the food chain - Horizontal method for the enumeration of beta-glucuronidase-positive Escherichia coli - Part 1: Colony-count technique at 44 °C using membranes and 5-bromo-4-chloro-3-indolyl beta-D-glucuronide (ISO 16649-1:2018)