{
  "url": "https://openlegislation.uk/eu-decision-2002-657/annex/chapter-3.1/division-3.1.1.5",
  "json_url": "https://openlegislation.uk/eu-decision-2002-657/annex/chapter-3.1/division-3.1.1.5.json",
  "legislation": "eudn/2002/657",
  "legislation_title": "Commission Decision of 12 August 2002 implementing Council Directive 96/23/EC concerning the performance of analytical methods and the interpretation of results (notified under document number C(2002) 3044) (Text with EEA relevance) (2002/657/EC)",
  "legislation_url": "https://openlegislation.uk/eu-decision-2002-657",
  "path": "annex/chapter/3.1/division/3.1.1.5",
  "kind": "division",
  "number": "3.1.1.5",
  "heading": "Calibration curves",
  "text": "When calibration curves are used for quantification:\nat least five levels (including zero) should be used in the construction of the curve,\nthe working range of the curve should be described,\nthe mathematical formula of the curve and the goodness-of-fit of the data to the curve should be described,\nacceptability ranges for the parameters of the curve should be described.\nWhen serial calibration based on a standard solution is necessary, acceptable ranges shall be indicated for the parameters of the calibration curve, which may vary from series to series.",
  "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/eudn/2002/657/annex/chapter/3.1/division/3.1.1.5",
    "retrieved_at": "2026-11-01T15:18:31.211349+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."
}