{
  "url": "https://openlegislation.uk/eu-regulation-1991-2568/annex-IX/division-6/division-6.2",
  "json_url": "https://openlegislation.uk/eu-regulation-1991-2568/annex-IX/division-6/division-6.2.json",
  "legislation": "eur/1991/2568",
  "legislation_title": "Commission Regulation (EEC) No 2568/91 of 11 July 1991 on the characteristics of olive oil and olive-residue oil and on the relevant methods of analysis",
  "legislation_url": "https://openlegislation.uk/eu-regulation-1991-2568",
  "path": "annex/IX/division/6/division/6.2",
  "kind": "division",
  "number": "6.2",
  "heading": "Variation of the specific extinction (ΔΚ)",
  "text": "The variation of the absolute value of the extinction (ΔΚ) is given by:\nΔ K = K m − Kλ m − 4 + Kλ m + 4 2\nwhere Km is the specific extinction at the wavelength for maximum absorption at 270 nm and 268 nm depending on the solvent used.\nThe results should be expressed to two decimal places.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Substituted by Commission Implementing Regulation (EU) 2015/1833 of 12 October 2015 amending Regulation (EEC) No 2568/91 on the characteristics of olive oil and olive-residue oil and on the relevant methods of analysis."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/1991/2568/annex/IX/division/6/division/6.2",
    "retrieved_at": "2026-11-01T15:01:50.986318+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."
}