SANS 16649-3-2008 食品及动物饲料中的微生物.对β-葡糖苷酸酶阳性大肠杆菌的水平计数法.第3部分:采用5-溴-4-氯-3-吲哚-β-D-葡糖苷酸的最大概率数技术
Microbiology of food and animal feeding stuffs - Horizontal method for the enumeration of beta-glucuronidase-positive Escherichia coli Part 3: Most probable number technique using 5-bromo-4-chloro-3-indolyl-beta-D-glucuronide
Specifies a horizontal method for the enumeration of ?glucuronidase-positive Escherichia coli, by means of the liquid-medium culture technique and calculation of the most probable number (MPN) after incubation at 37 鳦, then at 44 鳦. It is applicable t