# 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 3.10.3: Calibration solutions

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

Into a series of 50 ml graduated flasks transfer 1,0, 2,0, 4,0, 5,0 and 10,0 ml of the intermediate standard solution (3.10.2). Make up to the mark with acidified methanol (3.8) and mix. These solutions correspond to 1,0, 2,0, 4,0, 5,0 and 10,0 μg of lasalocid sodium per ml respectively. These solutions must be prepared freshly before use.

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Source: https://www.legislation.gov.uk/eur/2009/152/annex/IV/division/G/division/3/division/3.10.3 (the official version)
Page: https://openlegislation.uk/eu-regulation-2009-152/annex-IV/division-G/division-3/division-3.10.3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.