BS ISO 21187-2004 牛奶.细菌学质量的定量测定.建立和验证常规法结果和固有法结果之间的转换关系的指南
Milk - Quantitative determination of bacteriological quality - Guidance for establishing and verifying conversion relationship between routine method results and anchor method results
ISO 21187|IDF 196:2004 gives guidelines for the establishment of a conversion relationship between the results of a routine method and an anchor method, and its verification for the quantitative determination of the bacteriological quality of milk.