{
  "url": "https://openlegislation.uk/eu-regulation-2009-152/annex-III/division-F/division-7/division-7.1",
  "json_url": "https://openlegislation.uk/eu-regulation-2009-152/annex-III/division-F/division-7/division-7.1.json",
  "legislation": "eur/2009/152",
  "legislation_title": "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)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2009-152",
  "path": "annex/III/division/F/division/7/division/7.1",
  "kind": "division",
  "number": "7.1",
  "heading": "Repeatability",
  "text": "The repeatability expressed as ‘within laboratory standard deviation’ of the abovementioned intercomparison is given in the tables below:\nWithin Laboratory Standard Deviation (Sr) in g/kg\nnNumber of participating laboratories.\nReference material\nAmino Acid\nThreonine\nCyst(e)ine\nMethionine\nLysine\nMixed Pig Feed\n0,13\nn = 15\n0,1\nn = 17\n0,11\nn = 17\n0,26\nn = 13\nBroiler Compound\n0,2\nn = 16\n0,11\nn = 18\n0,16\nn = 18\n0,28\nn = 16\nProtein Concentrate\n0,48\nn = 16\n0,13\nn = 17\n0,27\nn = 17\n0,99\nn = 15\nPremixture\n1,3\nN = 16\n—\n2,19\nn = 16\n2,06\nn = 16\nCoefficient of Variation (%) for Within Laboratory Standard Deviation (Sr)\nnNumber of participating laboratories.\nReference material\nAmino Acid\nThreonine\nCyst(e)ine\nMethionine\nLysine\nMixed Pig Feed\n1,9\nn = 15\n3,3\nn = 17\n3,4\nn = 17\n2,8\nn = 13\nBroiler Compound\n2,1\nn = 16\n2,8\nn = 18\n3,1\nn = 18\n2,1\nn = 16\nProtein Concentrate\n2,7\nn = 16\n2,6\nn = 17\n2,2\nn = 17\n2,4\nn = 15\nPremixture\n2,2\nn = 16\n—\n2,4\nn = 16\n2,1\nn = 16",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2009/152/annex/III/division/F/division/7/division/7.1",
    "retrieved_at": "2026-11-01T14:51:38.610873+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}