{
  "url": "https://openlegislation.uk/air-quality-limit-values-wales-regulations-2001/schedule-6/part-IIIB",
  "json_url": "https://openlegislation.uk/air-quality-limit-values-wales-regulations-2001/schedule-6/part-IIIB.json",
  "legislation": "wsi/2001/2683",
  "legislation_title": "The Air Quality Limit Values (Wales) Regulations 2001",
  "legislation_url": "https://openlegislation.uk/air-quality-limit-values-wales-regulations-2001",
  "path": "schedule/6/part/IIIB",
  "kind": "part",
  "number": "IIIB",
  "heading": "Reference method for the analysis of lead:",
  "text": "ISO 9855: 1993 Ambient air – Determination of the particulate lead content of aerosols collected in filters. Atomic absorption spectroscopy method.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "footnote",
      "label": "f1",
      "text": "Copies of these International Standards Organisation publications can be purchased from the British Standards Institution “BSI” sales department either by telephone on 020 8996 9001 or by post from the BSI, Standards House, 389 Chiswick High Road, London W4 4AL."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/wsi/2001/2683/schedule/6/part/IIIB",
    "retrieved_at": "2026-10-29T00:15:58.976500+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."
}