{
  "url": "https://openlegislation.uk/poisons-act-1972/schedule-1A/part-2",
  "json_url": "https://openlegislation.uk/poisons-act-1972/schedule-1A/part-2.json",
  "legislation": "ukpga/1972/66",
  "legislation_title": "Poisons Act 1972",
  "legislation_url": "https://openlegislation.uk/poisons-act-1972",
  "path": "schedule/1A/part/2",
  "kind": "part",
  "number": "2",
  "heading": "Regulated poisons",
  "text": "Name of substance and Chemical Abstracts Service Registry number (CAS RN)\nConcentration limit (weight in weight)\nAluminium phosphide (CAS RN 20859-73-8)\nAluminium sulfide (CAS RN 1302-81-4)\n-\nArsenic (CAS RN 7440-38-2); its compounds ...\nBarium (CAS RN 7440-39-3), salts of, other than barium sulphate (CAS RN 7727-43-7) and the salts of barium listed in Part 4 of this Schedule)\nBromomethane (CAS RN 74-83-9)\nCalcium phosphide (CAS RN 1305-99-3)\n-\nCalcium sulfide (CAS RN 20548-54-3)\n-\nChloropicrin (CAS RN 76-06-2)\nFluoroacetic acid (CAS RN 144-49-0); its salts; fluoroacetamide\nHydrogen cyanide (CAS RN 74-90-8); metal cyanides, other than ferrocyanides and ferricyanides\nLead acetates (CAS RN 15347-57-6); compounds of lead with acids from fixed oils\nMagnesium phosphide (CAS RN 12057-74-8)\nMagnesium sulfide (CAS RN 12032-36-9)\n-\nMercury (CAS RN 7439-97-6) ; its compounds\nOxalic acid (CAS RN 144-62-7)\n10% w/w\nPhenols (phenol; phenolic isomers of the following—cresols, xylenols, monoethylphenols); compounds of phenols with a metal\n60% w/w of phenols or, for compounds of phenols with a metal, the equivalent of 60% w/w of phenols\nPhosphorus, yellow (CAS RN 7223-14-0)\nSodium sulfide (CAS RN 1313-82-2)\n-\nStrychnine (CAS RN 57-24-9); its salts; its quaternary compounds\nThallium (CAS RN 7440-28-0), salts of\nZinc phosphide (CAS RN 1314-84-7)\n-\n2,4-Dinitrophenol (CAS RN 51-28-5) and compounds including sodium dinitrophenolate (CAS RN 1011-73-0)\n-",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "S. 7 substituted (26.3.2015 for specified purposes, 20.4.2015 for specified purposes, 26.5.2015 in force in so far as not already in force) by Deregulation Act 2015 (c. 20), s. 115(2)(e), Sch. 21 para. 8; S.I. 2015/994, art. 5; S.I. 2015/994, art. 6(p)"
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Sch. 1A inserted (26.3.2015 for specified purposes, 20.4.2015 for specified purposes, 26.5.2015 in force in so far as not already in force) by Deregulation Act 2015 (c. 20), s. 115(2)(e), Sch. 21 para. 16; S.I. 2015/994, art. 5; S.I. 2015/994, art. 6(p)"
    },
    {
      "type": "F",
      "label": "F3",
      "text": "Words in Sch. 1A Pt. 2 inserted (1.10.2023) by S.I. 2023/63, reg. 8(3)(a) (as substituted by The Control of Explosives Precursors and Poisons (Amendment) Regulations 2023 (S.I. 2023/810), regs. 1(1), 2)"
    },
    {
      "type": "F",
      "label": "F4",
      "text": "Words in Sch. 1A Pt. 2 omitted (1.10.2023) by S.I. 2023/63, reg. 8(3)(b) (as substituted by The Control of Explosives Precursors and Poisons (Amendment) Regulations 2023 (S.I. 2023/810), regs. 1(1), 2)"
    },
    {
      "type": "F",
      "label": "F5",
      "text": "Words in Sch. 1A Pt. 2 inserted (1.10.2023) by S.I. 2023/63, reg. 8(3)(c) (as substituted by The Control of Explosives Precursors and Poisons (Amendment) Regulations 2023 (S.I. 2023/810), regs. 1(1), 2)"
    },
    {
      "type": "F",
      "label": "F6",
      "text": "Words in Sch. 1A Pt. 2 inserted (1.10.2023) by S.I. 2023/63, reg. 8(3)(d) (as substituted by The Control of Explosives Precursors and Poisons (Amendment) Regulations 2023 (S.I. 2023/810), regs. 1(1), 2)"
    },
    {
      "type": "F",
      "label": "F7",
      "text": "Words in Sch. 1A Pt. 2 substituted (1.10.2023) by S.I. 2023/63, reg. 8(3)(e) (as substituted by The Control of Explosives Precursors and Poisons (Amendment) Regulations 2023 (S.I. 2023/810), regs. 1(1), 2)"
    },
    {
      "type": "F",
      "label": "F8",
      "text": "Words in Sch. 1A Pt. 2 inserted (1.10.2023) by S.I. 2023/63, reg. 8(3)(f) (as substituted by The Control of Explosives Precursors and Poisons (Amendment) Regulations 2023 (S.I. 2023/810), regs. 1(1), 2)"
    },
    {
      "type": "F",
      "label": "F9",
      "text": "Words in Sch. 1A Pt. 2 inserted (1.10.2023) by S.I. 2023/63, reg. 8(3)(g) (as substituted by The Control of Explosives Precursors and Poisons (Amendment) Regulations 2023 (S.I. 2023/810), regs. 1(1), 2)"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/ukpga/1972/66/schedule/1A/part/2",
    "retrieved_at": "2026-10-29T10:48:30.792921+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."
}