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  • industrial

Dizinc pyrophosphate

CAS 7446-26-6

Also registered as 6 other CAS numbers

196408-87-4 · 847870-16-0 · 1240283-17-3 · 1358534-33-4 · 1582808-68-1 · 2095457-63-7

Dizinc pyrophosphate chemical structure

Concern score

Not assessed — no hazard data yet.

Dizinc pyrophosphate in plain language

What it is

On cosmetic ingredient lists it appears as “Zinc phosphate”.

Also known as Zinc phosphate · Zinc pyrophosphate · Diphosphoric acid, zinc salt (1:2) · Dizinc diphosphate · dizinc;phosphonato phosphate · C.I. 77965

Show all 18 names

Klenphos 300 · Phosphorus zinc oxide (P2Zn2O7) · Pyrophosphoric acid, zinc salt (1:2) · Q3560487 · UNII-6ERT96A621 · Z 34-80 · Zinc diphosphate · Zinc pyrophosphic acid · Zn2P2O7 · dizinc(2+) ion (phosphonatooxy)phosphonate · zinc prophosphate · zinc pyrophosphate (sara iii)

What it does

Used in cosmetics as an oral-care ingredient and a pH buffer. Zinc Phosphate is the inorganic compound.

  • Oral care
  • Buffering
Is it a concern?
We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. Dizinc pyrophosphate appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • EUCosIngActiveZinc Phosphate is the inorganic compound that conforms to the formula
    • Zinc Phosphate is the inorganic compound that conforms to the formulaSource →
  • USEPAcommercial use observedEPA CPDat observed this chemical in 18 composition records across product categories including unclassified products.
    • EPA CPDat observed this chemical in 18 composition records across product categories including unclassified products.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for Dizinc pyrophosphate. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for Dizinc pyrophosphate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →

  • EPA Chemical and Products Database

    exposure · updated January 7, 2008

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →

  • openFDA Substance

    registry · updated 2026-05-24

    Open →

  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed Dizinc pyrophosphate in a product composition. These are source records, not Greenveil catalog products.

Source records

18

Named organisations

1

Typical roles

Oral careBuffering
See products using Dizinc pyrophosphate →

Catalog

Found in these products

Their ingredient lists include Dizinc pyrophosphate; each product's own rating depends on its whole formula, so it is shown on the product page, not here.

See all 14 →Find products without it →