# Commission Regulation (EC) No 152/2009 of 27 January 2009 laying down the methods of sampling and analysis for the official control of feed (Text with EEA relevance), Division 3.7.1: Methyl benzoquate stock standard solution, 500 μg/ml

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

Weigh to the nearest 0,1 mg, 50 mg of standard substance (3.7), dissolve in methanesulfonic acid solution (3.4) in a 100 ml graduated flask, make up to the mark and mix.

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Source: https://www.legislation.gov.uk/eur/2009/152/annex/VIII/division/A/division/3/division/3.7.1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2009-152/annex-VIII/division-A/division-3/division-3.7.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.