{
  "url": "https://openlegislation.uk/chemicals-hazard-information-and-packaging-for-supply-regulations-1994/schedule-3/paragraph-5.1",
  "json_url": "https://openlegislation.uk/chemicals-hazard-information-and-packaging-for-supply-regulations-1994/schedule-3/paragraph-5.1.json",
  "legislation": "uksi/1994/3247",
  "legislation_title": "The Chemicals (Hazard Information and Packaging for Supply) Regulations 1994",
  "legislation_url": "https://openlegislation.uk/chemicals-hazard-information-and-packaging-for-supply-regulations-1994",
  "path": "schedule/3/paragraph/5.1",
  "kind": "paragraph",
  "number": "5.1",
  "heading": "Other than gaseous preparations",
  "text": "Substances that produce such effects are classified as sensitizing and assigned:\nthe symbol Xn and phrase R42 if this effect can be produced by inhalation,\nthe symbol Xi and phrase R43 if this effect can be produced through contact with the skin,\nthe symbol Xn and phrase R42/43 if this effect can be produced by inhalation and through contact with the skin.\nThe individual concentration limits specified in Table V determine, when appropriate, the classification of the preparation.\nTABLE V\nClassification of the substance\nClassification of the preparation\nSensitizing with R42\nSensitizing with R43\nSensitizing with R42\nconcentration > 1% R42 obligatory\nSensitizing with R43\nconcentration >1% R43 obligatory\nSensitizing with R42/43\nconcentration > 1% R42/43 obligatory",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [
    {
      "type": "words deleted",
      "affecting": "uksi/1996/1092",
      "affecting_title": "The Chemicals (Hazard Information and Packaging for Supply) (Amendment) Regulations 1996"
    },
    {
      "type": "word substituted",
      "affecting": "uksi/1996/1092",
      "affecting_title": "The Chemicals (Hazard Information and Packaging for Supply) (Amendment) Regulations 1996"
    }
  ],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1994/3247/schedule/3/paragraph/5.1",
    "retrieved_at": "2026-10-29T13:20:00.030412+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."
}