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Aluminum silicate (Al2Si2O7)

CAS 22708-90-3

Also registered as 7 other CAS numbers

233672-63-4 · 674335-59-2 · 2197965-00-5 · 2243172-85-0 · 2527850-11-7 · 2888538-13-2 · 2919126-20-6

Concern score

Not assessed — no hazard data yet.

Aluminum silicate (Al2Si2O7) in plain language

What it is

Also known as Dialuminium disiloxane-1,1,1,3,3,3-hexakis(olate) · Aluminum oxide silicate (Al2O(SiO3)2) · Aluminum oxide silicate (AlO0.5(SiO3)) · Anhydrous Aluminum Silicate · Disiloxane-1,1,1,3,3,3-hexolate, aluminum salt (1:2) · Silicic acid (H6Si2O7), aluminium salt (1:2)

Show all 9 names

Silicic acid (H6Si2O7), aluminum salt (1:2) · Silicic acid, aluminium salt (1:2) · aluminum silicate anhydrous

What it does

Used in consumer products as a colourant.

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

Regulation

No restrictions found. Aluminum silicate (Al2Si2O7) appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Cleaning
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 160 composition records across product categories including Construction and building materials, Raw materials, Home maintenance. EPA CPDat classifies this chemical for functional uses including Conductive agent, Pigment.
    • EPA CPDat observed this chemical in 160 composition records across product categories including Construction and building materials, Raw materials, Home maintenance. EPA CPDat classifies this chemical for functional uses including Conductive agent, Pigment.Source →

Expert safety opinions

No expert opinion on file for Aluminum silicate (Al2Si2O7). 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 Aluminum silicate (Al2Si2O7) yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

2 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated 23 March 2010

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    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 Aluminum silicate (Al2Si2O7) in a product composition. These are source records, not Greenveil catalog products.

Source records

160

Named organisations

3

Construction and building materialsRaw materialsHome maintenanceCleaning products and household careConstructionRoad vehicles

Typical roles

Colourant
See products using Aluminum silicate (Al2Si2O7) →