{
  "$schema": "https://foodadditiveindex.com/api/v1/schema.json",
  "id": "https://foodadditiveindex.com/additives/sodium-hexametaphosphate",
  "slug": "sodium-hexametaphosphate",
  "name": "Sodium hexametaphosphate",
  "identifiers": {
    "e_number": null,
    "ins_number": null,
    "cas_number": null,
    "inchikey": "GCLGEJMYGQKIIW-UHFFFAOYSA-H",
    "pubchem_cid": 24968
  },
  "functional_class": null,
  "summary": "Sodium hexametaphosphate is a sequestrant and emulsifying salt used in processed cheese, canned milk, and to stop mineral haze in drinks.",
  "derivation_summary": "Made by heating monosodium phosphate to high temperature and quenching the melt, giving a glassy polyphosphate.",
  "regulatory_status": [
    {
      "jurisdiction": "US",
      "jurisdiction_name": "United States",
      "authority": "Food and Drug Administration",
      "status": "permitted",
      "status_label": "Permitted",
      "provision_count": 1,
      "provisions": [
        {
          "status": "permitted",
          "food_category": null,
          "max_level": null,
          "max_level_unit": null,
          "conditions": null,
          "effective_from": null,
          "citation": {
            "ref": "21 CFR 182.6760",
            "url": "https://www.ecfr.gov/current/title-21/section-182.6760"
          },
          "source": "ecfr",
          "retrieved_at": "2026-09-07T18:25:51.549Z"
        }
      ]
    },
    {
      "jurisdiction": "CODEX",
      "jurisdiction_name": "Codex Alimentarius",
      "authority": "Codex Alimentarius Commission / JECFA",
      "status": "not_listed",
      "status_label": "Not listed",
      "note": "Does not appear on this jurisdiction’s permitted list. That is not the same as being prohibited.",
      "provision_count": 0,
      "provisions": []
    }
  ],
  "names": [
    {
      "name": "10124-56-8",
      "type": "cas",
      "source": "pubchem"
    },
    {
      "name": "Calgon (old)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calgon S",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Caswell No. 772",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Chemi-charl",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "EPA Pesticide Chemical Code 076402",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "FEMA 3027",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Graham's salt",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Hexametaphosphate, sodium salt",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Hexasodium hexametaphosphate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Hexasodium metaphosphate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Hexasodium metaphosphate (P6O186(-))",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "HMP",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "HSDB 5053",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "HYPHOS CONCENTRATE",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Medi-Calgon",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Metaphosphoric acid (H6P6O18), hexasodium salt",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "METAPHOSPHORIC ACID SODIUM SALT",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Metaphosphoric acid, hexasodium salt",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Natrium hexametaphosphat",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Phosphate, sodium hexameta",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "polymetaphosphate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "SHMP",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "SHP",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Sodium Hexametaphosphate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "SODIUM HEXAMETAPHOSPHATE ((NAPO3)6)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Sodium hexametaphosphate (Na6P6O18)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Sodium hexametaphosphate, LR, >=67% P2O5 basis",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Sodium phosphate (Na6P6O18)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "SODIUMHEXAMETAPHOSPHATE",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Hexasodium 2,4,6,8,10,12-hexaoxo-2lambda~5~,4lambda~5~,6lambda~5~,8lambda~5~,10lambda~5~,12lambda~5~-cyclohexaphosphoxane-2,4,6,8,10,12-hexakis(olate)",
      "type": "iupac",
      "source": "pubchem"
    },
    {
      "name": "hexasodium;2,4,6,8,10,12-hexaoxido-1,3,5,7,9,11-hexaoxa-2lambda5,4lambda5,6lambda5,8lambda5,10lambda5,12lambda5-hexaphosphacyclododecane 2,4,6,8,10,12-hexaoxide",
      "type": "iupac",
      "source": "pubchem"
    },
    {
      "name": "Sodium hexametaphosphate",
      "type": "label",
      "source": "ecfr"
    }
  ],
  "hazard_reference_values": [],
  "sources": [
    {
      "key": "ecfr",
      "name": "Electronic Code of Federal Regulations, Title 21",
      "publisher": "U.S. Government Publishing Office / National Archives",
      "licence": "Public domain",
      "url": "https://www.ecfr.gov/api/versioner/v1/full/2026-08-31/title-21.xml",
      "retrieved_at": "2026-09-07T18:25:51.549Z"
    }
  ],
  "citation_policy": "Cite as: Food Additive Index, \"Sodium hexametaphosphate\", https://foodadditiveindex.com/additives/sodium-hexametaphosphate. This site reports regulatory status and does not rate additives.",
  "generated_at": "2026-09-08T00:09:38.692Z"
}