Milk and milk products. Determination of nitrogen content - Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)

Milk and milk products. Determination of nitrogen content - Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)

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1   Scope

This part of ISO 8968|IDF 20 specifies a method for the direct and indirect determination of the protein nitrogen content of liquid, whole or skimmed milk.