# First Commission Directive of 13 November 1979 laying down Community methods of analysis for testing certain partly or wholly dehydrated preserved milk for human consumption (79/1067/EEC), Division 7.1: Calculation

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

The mass, in g of fat extracted is:
(M1 — M2) — (B1 — B2)
and the fat content of the sample, expressed as a percentage, is:
M1 - M2 - B1 - B2 S ×100
where:
M1 mass, in g of flask M with fat after stage 6.2.15;
M2 mass, in g of flask M after stage 6.2.1 or, in the case of undissolved material or doubt, stage 6.2.16.2;
B1 mass, in g of flask B of the blank after stage 6.2.15;
B2 mass, in g of flask B after stage 6.2.1 or, in the case of undissolved material or doubt, stage 6.2.16.2;
S mass, in g of sample used.

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Source: https://www.legislation.gov.uk/eudr/1979/1067/annex/II/division/5/division/7/division/7.1 (the official version)
Page: https://openlegislation.uk/eu-directive-1979-1067/annex-II/division-5/division-7/division-7.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.