# Council Decision of 14 November 1992 laying down methods for the analysis and testing of heat-treated milk for direct human consumption (92/608/EEC), Division 6.7.2

Extent: E+W+S+N.I.

Check that the digestion procedure is sufficient to release all the protein nitrogen by using a test portion of 0,20 g of pure tryptophan, 0,35 g of phenacetin or 0,20 g of lysine hydrochloride (4.10.). All weighings should be to the nearest 0,001 g. At least 98—99% of the nitrogen should be recovered.

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Source: https://www.legislation.gov.uk/eudn/1992/608/annex/2/division/IV/division/6/division/6.7.2 (the official version)
Page: https://openlegislation.uk/eu-decision-1992-608/annex-2/division-IV/division-6/division-6.7.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.