# 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 4.1

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

Extraction apparatus. If fitted with a siphon (Soxhlet apparatus), the reflux rate shall be such as to produce about 10 cycles per hour; if of the non-siphoning type, the reflux rate shall be about 10 ml per minute.

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Source: https://www.legislation.gov.uk/eur/2009/152/annex/III/division/H/division/4/division/4.1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2009-152/annex-III/division-H/division-4/division-4.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.