# 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 2.1.3.2: Precautions to be taken

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

In order to avoid laboratory cross-contamination, all reusable equipment shall be carefully cleaned before use. Separation funnel pieces shall be disassembled before cleaning. Separation funnel pieces and glassware shall be pre-washed manually and then washed in a washing machine. Sieves shall be cleaned by using a brush with stiff synthetic hairs. A final cleaning of sieves with acetone and compressed air is recommended after sieving of fatty material like fishmeal.

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Source: https://www.legislation.gov.uk/eur/2009/152/annex/VI/division/2/division/2.1/division/2.1.3/division/2.1.3.2 (the official version)
Page: https://openlegislation.uk/eu-regulation-2009-152/annex-VI/division-2/division-2.1/division-2.1.3/division-2.1.3.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.