{
  "url": "https://openlegislation.uk/explosives-hazard-information-and-packaging-for-supply-regulations-northern-ireland-2009/schedule-3/paragraph-2.2",
  "json_url": "https://openlegislation.uk/explosives-hazard-information-and-packaging-for-supply-regulations-northern-ireland-2009/schedule-3/paragraph-2.2.json",
  "legislation": "nisr/2009/273",
  "legislation_title": "The Explosives (Hazard Information and Packaging for Supply) Regulations (Northern Ireland) 2009",
  "legislation_url": "https://openlegislation.uk/explosives-hazard-information-and-packaging-for-supply-regulations-northern-ireland-2009",
  "path": "schedule/3/paragraph/2.2",
  "kind": "paragraph",
  "number": "2.2",
  "heading": "Gaseous preparations",
  "text": "For gases that produce non-lethal irreversible effects after a single exposure (R39/route of exposure, R68/route of exposure), the individual concentration limits specified in Table IIA, expressed as a volume/volume percentage, determine, when appropriate, the classification of the preparation.\nTable IIA\nClassification of the substance (gas)\nClassification of the preparation\nT+\nT\nXn\n(*)In order to indicate the route of administration/exposure the combined R phrases listed in Annex III of Council Directive 67/548/EEC shall be used.\n(†)R68 here refers to substances classified as harmful. Concentration limits for substances required to be labelled R68 but classified mutagenic are given in Table VI.\nT+ with R39/ route of exposure\nconcentration ≥ 1% R39 obligatory\n0.2% ≤ concentration < 1% R39 obligatory\n0.02% ≤ concentration < 0.2% R68 obligatory\nT with R39/ route of exposure\nconcentration ≥ 5% R39 obligatory\n0.5% ≤ concentration < 5% R68 obligatory\nXn with R68/ route of exposure\nconcentration ≥ 5% R68 obligatory",
  "extent": "N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "footnote",
      "label": "f1",
      "text": "(*)In order to indicate the route of administration/exposure the combined R phrases listed in Annex III of Council Directive 67/548/EEC shall be used."
    },
    {
      "type": "footnote",
      "label": "f2",
      "text": "(†)R68 here refers to substances classified as harmful. Concentration limits for substances required to be labelled R68 but classified mutagenic are given in Table VI."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/nisr/2009/273/schedule/3/paragraph/2.2",
    "retrieved_at": "2026-10-29T01:30:58.260103+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."
}