ISO 23291:2020
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The latest, up-to-date edition.
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06-01-2020
This document gives guidelines for using infrared spectrometry in in-line and on-line applications for dairy processing. These applications are distinct to those covered in ISO 21543 | IDF 201.
It is applicable, but not limited, to:
the determination of protein, fat and total solids in liquid milk and milk products using mid and near infrared spectrometry;
the determination of protein, fat and moisture in solid or semi-solid products, such as milk powder, and butter and liquid dairy streams using near infrared spectrometry.
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