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Hydrated silica

CAS 112926-00-8 · 0/100 · High conf.

Also registered as 1 other CAS number

112945-53-6

Concern score

0/100Low concern — well-established and permitted without restriction (FDA food additive; JECFA ADI not specified; EU food additive).
High confidence

Hydrated silica in plain language

What it is

Also known as Amorphous precipitated silica · Amorphous synthetic silica gel · Cryst.-free silica gel · Gel de silice precipitee, sans cristaux · Hydrotreated Amorphous Silica · Precipitated silica

Show all 11 names

Pptd. crystalline-free silica sol · Pptd. synthetic amorphous silica · Silica gel, pptd., cryst.-free · Silica, amorphous, precipitated and gel · amorphous silica gel

What it does

Used in consumer products as a thickener, an opacifier and an abrasive.

  • Thickener
  • Opacifier
  • Abrasive
  • Absorbent
  • Anti-caking agent
Is it a concern?
Low concern: no hazard classifications on record.

Why it's flagged

EPA CPDat observed this chemical in 1794 composition records across product categories including Raw materials, Furniture and furnishings, Construction and building materials.

The score describes this ingredient's chemical identity — its hazard profile from published classifications and regulatory status — not the safety of any product it appears in.

Regulation

No restrictions found. Hydrated silica 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 1794 composition records across product categories including Raw materials, Furniture and furnishings, Construction and building materials. EPA CPDat classifies this chemical for functional uses including Filler, Abrasive, Absorbent.
    • EPA CPDat observed this chemical in 1794 composition records across product categories including Raw materials, Furniture and furnishings, Construction and building materials. EPA CPDat classifies this chemical for functional uses including Filler, Abrasive, Absorbent.Source →

Expert safety opinions

No expert opinion on file for Hydrated silica. 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 Hydrated silica 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 november 7, 2012

    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

No fragrance-linked caution surfaced in the current profile.

Good fit

This ingredient does not currently read as a fragrance-linked driver in the published evidence and hazard profile.

Where it has been recorded

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

Source records

1,794

Named organisations

6

Raw materialsFurniture and furnishingsConstruction and building materialsCons. electronics, mech. appliances, and machineryHome maintenanceElectronics/small appliances

Typical roles

ThickenerOpacifierAbrasiveAbsorbentAnti-caking agent
See products using Hydrated silica →

Catalog

Found in these products

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

Co-occurrence

Often appears with

Ingredients that frequently appear alongside Hydrated silica in the catalog.