{
  "url": "https://openlegislation.uk/feeding-stuffs-regulations-1988/schedule-4/part-IX",
  "json_url": "https://openlegislation.uk/feeding-stuffs-regulations-1988/schedule-4/part-IX.json",
  "legislation": "uksi/1988/396",
  "legislation_title": "The Feeding Stuffs Regulations 1988",
  "legislation_url": "https://openlegislation.uk/feeding-stuffs-regulations-1988",
  "path": "schedule/4/part/IX",
  "kind": "part",
  "number": "IX",
  "heading": "PERMITTED ACIDITY REGULATORS FOR PET FOODS",
  "text": "EEC No.\nAdditive\nE170\nCalcium carbonate\n296\nDL-and L-Malic acid\n—\nAmmonium dihydrogen orthophosphate\n—\ndiAmmonium hydrogen orthophosphate\nE339(i)\nSodium dihydrogen orthophosphate\nE339(ii)\ndiSodium hydrogen orthophosphate\nE339(iii)\ntriSodium orthophosphate\nE340(i)\nPotassium dihydrogen orthophosphate\nE340(ii)\ndiPotassium hydrogen orthophosphate\nE340(iii)\ntriPotassium orthophosphate\nE341(i)\nCalcium tetrahydrogen diorthophosphate\nE341(ii)\nCalcium hydrogen orthophosphate\n350(i)\nSodium malate (Salt of DL-or L-Malic Acid)\nE450(a)(i)\ndiSodium dihydrogen diphosphate\nE450(a)(iii)\ntetraSodium diphosphate\nE450(a)(iv)\ntetraPotassium diphosphate\nE450(b)(i)\npentaSodium triphosphate\nE450(b)(ii)\npentaPotassium triphosphate\n500(i)\nSodium carbonate\n500(ii)\nSodium hydrogen carbonate\n500(iii)\nSodium sesquicarbonate\n501(ii)\nPotassium hydrogen carbonate\n503(i)\nAmmonium carbonate\n503(ii)\nAmmonium hydrogen carbonate\nE507\nHydrochloric acid\n510\nAmmonium chloride\nE513\nSulphuric acid\n524\nSodium hydroxide\n529\nCalcium oxide\n540\ndiCalcium diphosphate",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [
    {
      "type": "amended",
      "affecting": "uksi/1989/2014",
      "affecting_title": "The Feeding Stuffs (Amendment) Regulations 1989"
    },
    {
      "type": "substituted",
      "affecting": "uksi/1991/1475",
      "affecting_title": "The Feeding Stuffs (Amendment) Regulations 1991"
    }
  ],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1988/396/schedule/4/part/IX",
    "retrieved_at": "2026-10-29T16:10:34.656802+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."
}