{
  "url": "https://openlegislation.uk/fertilisers-regulations-1990/schedule-1/crossheading-trace-elements",
  "json_url": "https://openlegislation.uk/fertilisers-regulations-1990/schedule-1/crossheading-trace-elements.json",
  "legislation": "uksi/1990/887",
  "legislation_title": "The Fertilisers Regulations 1990",
  "legislation_url": "https://openlegislation.uk/fertilisers-regulations-1990",
  "path": "schedule/1/crossheading/trace-elements",
  "kind": "crossheading",
  "number": "SECTION D.",
  "heading": "TRACE ELEMENTS",
  "text": "Group\nName of Material\nDeclarations\nLimits of variation\n(1)\n(2)\n(3)\n(4)\n*(5)\n2\nBoron, cobalt, copper, iron, manganese, magnesium and molybdenum\nTotal amount expressed as a percentage by weight when the amount present is at least 0.1 per cent by weight.\n50.0% of the amount stated (for declarations of 250 mg/kg or less)\nTotal amount expressed in milligrams per kilogram when the amount present is less than 0.1 per cent by weight.\n30.0% of the amount stated (for declarations exceeding 250 mg/kg)",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1990/887/schedule/1/crossheading/trace-elements",
    "retrieved_at": "2026-10-29T15:21:24.289770+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."
}