Share this page

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

110.00 + taxes as applicable


Document info

Billing Information






This 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 method.

This second edition cancels and replaces the first edition (ISO 21543 | IDF 196:2004), which has been technically revised.

Stay up to date with all the latest IDF publications with one of our yearly packages

Related publications

IDF provides a permanent source of authoritative scientific and other information on a whole range of topics relevant to the dairy sector.