{
  "url": "https://openlegislation.uk/natural-mineral-water-spring-water-and-bottled-drinking-water-england-regulations-2007/schedule-5",
  "json_url": "https://openlegislation.uk/natural-mineral-water-spring-water-and-bottled-drinking-water-england-regulations-2007/schedule-5.json",
  "legislation": "uksi/2007/2785",
  "legislation_title": "The Natural Mineral Water, Spring Water and Bottled Drinking Water (England) Regulations 2007",
  "legislation_url": "https://openlegislation.uk/natural-mineral-water-spring-water-and-bottled-drinking-water-england-regulations-2007",
  "path": "schedule/5",
  "kind": "schedule",
  "number": "5",
  "heading": "Particulars of anions, cations, non–ionised compounds and trace elements",
  "text": "Anions\nUnit of measurement\nBorate BO3–\nmg/1\nCarbonate CO32–\nmg/1\nChloride Cl–\nmg/1\nFluoride F–\nmg/l\nHydrogen Carbonate HCO3–\nmg/1\nNitrate NO3–\nmg/1\nNitrite NO2–\nmg/1\nPhosphate PO43–\nmg/1\nSilicate SiO2\nmg/1\nSulphate SO42–\nmg/1\nSulphide S2–\nmg/1\nCations\nUnit of measurement\nAluminium A1\nmg/1\nAmmonium NH4+\nmg/1\nCalcium Ca\nmg/1\nMagnesium Mg\nmg/1\nPotassium K\nmg/l\nSodium Na\nmg/1\nNon–ionised compounds\nUnit of measurement\nTotal organic carbon C\nmg/1\nFree carbon dioxide CO2\nmg/1\nSilica SiO2\nmg/1\nTrace elements\nUnit of measurement\nBarium Ba\nµg/l\nBromine (total) Br\nµg/l\nCobalt Co\nµg/l\nCopper Cu\nµg/l\nIodine (total) I\nµg/l\nIron Fe\nµg/l\nLithium Li\nµg/l\nManganese Mn\nµg/l\nMolybdenum Mo\nµg/l\nStrontium Sr\nµg/l\nZinc Zn\nµg/1",
  "extent": "E+W",
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/2007/2785/schedule/5",
    "retrieved_at": "2026-10-29T03:43:33.929717+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."
}