{
  "url": "https://openlegislation.uk/eu-directive-1985-490/annex/division-3/division-A/division-5/division-5.3/division-5.3.5",
  "json_url": "https://openlegislation.uk/eu-directive-1985-490/annex/division-3/division-A/division-5/division-5.3/division-5.3.5.json",
  "legislation": "eudr/1985/490",
  "legislation_title": "Fourth Commission Directive of 11 October 1985 on the approximation of the laws of the Member States relating to methods of analysis necessary for checking the composition of cosmetic products (85/490/EEC)",
  "legislation_url": "https://openlegislation.uk/eu-directive-1985-490",
  "path": "annex/division/3/division/A/division/5/division/5.3/division/5.3.5",
  "kind": "division",
  "number": "5.3.5",
  "heading": "For further confirmation that quinine is present, the plate is exposed for approximately one hour to bromine vapour (3.7). The fluorescence disappears. When the same plate is exposed to ammonia vapour (3.8), the spots reappear with a brown colour, and when the plate is again examined under UV light at 360 nm a yellowish fluorescence can be observed.",
  "text": "Detection limit: 0,1 μg of quinine.",
  "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/eudr/1985/490/annex/division/3/division/A/division/5/division/5.3/division/5.3.5",
    "retrieved_at": "2026-11-01T15:23:35.079616+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."
}