ISO 21187 | IDF 196: 2021 Milk - Quantitative determination of microbiological quality - Guidance for establishing and verifying a conversion relationship between results of an alternative method and anchor method results Language:EN interlaboratory

interlaboratory

It concerns a semi-micro rapid routine method following the block-digestion principle

adult nutritional RTF and reconstituted adult nutritional powders

Microbial Conversion of Dairy Industry Byproducts into Food and Feed Ingredients

This standard has been withdrawn and replace by the joint standard ISO 16958 | IDF 231: 2026

ISO 21187 | IDF 196: 2021 Milk - Quantitative determination of microbiological quality - Guidance for establishing and verifying a conversion relationship between results of an alternative method and anchor method results Language:EN interlaboratoryThis document gives guidelines for the establishment of a conversion relationship between the results of an alternative method and an anchor method, and its verification for the quantitative determination of the microbiological quality of milk. The conversion relationship can be used a) to convert results from an alternative method to the anchor basis or b) to convert results limits, expressed on an anchor basis, to results in units of an alternative