# First Commission Directive of 25 October 1985 on methods of analysis for edible caseins and caseinates (85/503/EEC), Division 7.1: Method of calculation

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

The content of ash, including P2O5, in the sample, as a percentage by mass, is given by:
m 1 — m 2 — m 3 — m 4 m 0 × 100
where:
m0 is the mass, in grams, of the test portion;
m1 is the mass, in grams, of dish A and residue;
m2 is the mass, in grams, of the prepared dish A;
m3 is the mass, in grams, of dish B and residue;
m4 is the mass, in grams, of the prepared dish B.
Calculate the final result to the nearest 0,01 %.

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Source: https://www.legislation.gov.uk/eudr/1985/503/annex/II/division/5/division/1/division/7/division/7.1 (the official version)
Page: https://openlegislation.uk/eu-directive-1985-503/annex-II/division-5/division-1/division-7/division-7.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.