# 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 3.19: Amberlite XAD-2 resin preparation.

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

Wash an appropriate quantity of Amberlite (3.2) with water until all chloride ions have been removed, as indicated by a silver nitrate (3.20) test performed on the discarded aqueous phase. Then wash the resin with 50 ml of methanol (3.8), discard the methanol and store the resin under fresh methanol.

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Source: https://www.legislation.gov.uk/eur/2009/152/annex/IV/division/D/division/3/division/3.19 (the official version)
Page: https://openlegislation.uk/eu-regulation-2009-152/annex-IV/division-D/division-3/division-3.19
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.