DIN ISO 16649-2:2020-12
Действует
Microbiology of food and animal feeding stuffs - Horizontal method for the enumeration of <beta>-glucuronidase-positive Escherichia coli - Part 2: Colony-count technique at 44 °C using 5-bromo-4-chloro-3-indolyl <beta>-D-glucuronide (ISO 16649-2:2001)