# 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: Repeatability

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

The difference between the results of two parallel determinations carried out on the same sample shall not exceed:
10 %, in relative value, for ammonia contents of less than 1,0 %,
0,1 %, in absolute value, for ammonia contents of 1,0 % or more.

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Source: https://www.legislation.gov.uk/eur/2009/152/annex/III/division/E/division/I/division/6/division/1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2009-152/annex-III/division-E/division-I/division-6/division-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.