{
  "url": "https://openlegislation.uk/eu-regulation-2017-644/annex-IV/division-8",
  "json_url": "https://openlegislation.uk/eu-regulation-2017-644/annex-IV/division-8.json",
  "legislation": "eur/2017/644",
  "legislation_title": "Commission Regulation (EU) 2017/644 of 5 April 2017 laying down methods of sampling and analysis for the control of levels of dioxins, dioxin-like PCBs and non-dioxin-like PCBs in certain foodstuffs and repealing Regulation (EU) No 589/2014 (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2017-644",
  "path": "annex/IV/division/8",
  "kind": "division",
  "number": "8",
  "heading": "Performance characteristics: Criteria for the sum of non-dioxin-like PCBs at the maximum level",
  "text": "Use of all six 13C-labelled analogues as internal standards required\nIsotope dilution mass spectrometry\nOther techniques\nTrueness\n– 20 to + 20 %\n– 30 to + 30 %\nIntermediate precision (RSDR)\n≤ 15 %\n≤ 20 %\nDifference between upper and lower bound calculation\n≤ 20 %\n≤ 20 %",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "footnote",
      "label": "f1",
      "text": "Use of all six 13C-labelled analogues as internal standards required"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2017/644/annex/IV/division/8",
    "retrieved_at": "2026-11-01T14:45:03.439389+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."
}