Skip to content
  • beauty
  • industrial

Calcium metasilicate

CAS 10101-39-0

Also registered as 16 other CAS numbers

13983-17-0 · 1344-94-1 · 207806-17-5 · 316377-49-8 · 368436-36-6 · 729609-37-4 · 791566-98-8 · 930265-12-6 · 1028773-86-5 · 1059109-09-9 · 1433820-57-5 · 1643668-64-7 · 1646613-91-3 · 1675210-59-9 · 2243629-32-3 · 2749963-16-2

Calcium metasilicate chemical structure

Concern score

Not assessed — no hazard data yet.

Calcium metasilicate in plain language

What it is

Also known as Wollastonite · Wollastonite (Ca(SiO3)) · Beta-calcium silicate · C.I. 77230 · C.I. pigment white 28 · Calcium silicate (CASIO3)

Show all 44 names

Calcium silicon oxide · Calcium oxosilanebis(olate) · Silicic acid (H2SIO3), calcium salt (1:1) · calcium dioxido(oxo)silane · Aedelforsite · Aspect 4000 · Baysical K · Bistal · Calcium dihydride; dihydroxy(oxo)silane · Cab-O-lite · Cab-O-lite F 1 · Calcium silicate (Ca0.5(SiO3)0.5) · Casiflux · Florite · Fibernite HG · Fuwalip · Gillebachite · Kemolit asb 8 k · Kemolit ASB 8 · Mivoll mv 30-96 · Nyglos 8-10991 · Nyad G · Rivaite · Schalstein · Silanediolate, 1-oxo-, calcium salt (1:1) · Tremin 939-600AST · Tabular spar · Tremin (mineral) · Vansil hr 1500 · Vansil W 10 · Vansil W 20 · Vansil W 30 · Vilnite · Wollastocast 10734 · Wollaston-ite · Wollastokup · caalcium silicate (calcium metasilicate) · CS (cement component)

What it does

We don't have a plain-language description for Calcium metasilicate yet.

Recorded functional uses: Filler

Is it a concern?
We haven't assessed a concern score for this ingredient yet.

Regulation

No restrictions found. Calcium metasilicate appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 31 composition records across product categories including Home maintenance, Construction, Vehicle. EPA CPDat classifies this chemical for functional uses including Filler.
    • EPA CPDat observed this chemical in 31 composition records across product categories including Home maintenance, Construction, Vehicle. EPA CPDat classifies this chemical for functional uses including Filler.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 Calcium metasilicate. 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 Calcium metasilicate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

5 data sources

Where this comes from

  • 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 Calcium metasilicate in a product composition. These are source records, not Greenveil catalog products.

Source records

31

Named organisations

4

Home maintenanceConstructionVehiclePersonal care

Typical roles

Filler
See products using Calcium metasilicate →