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  • industrial

Perfluorooctanesulfonate

CAS 45298-90-6

Concern score

Not assessed — no hazard data yet.

Perfluorooctanesulfonate in plain language

What it is

Also known as Heptadecafluorooctane-1-sulfonatato · Heptadecafluorooctane-1-sulfonate · Pfos · PFOS ion(-1) · perfluorooctyl sulfonate

What it does

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

Recorded functional uses: Used as a stain or water repellent.

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

Regulation

No restrictions found. Perfluorooctanesulfonate appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Used as a stain or water repellent..
    • EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Used as a stain or water repellent..Source →

Evidence & sources

No graded research studies for Perfluorooctanesulfonate 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 December 2018

    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 Perfluorooctanesulfonate in a product composition. These are source records, not Greenveil catalog products.

Named organisations

1

Typical roles

Used as a stain or water repellent.
See products using Perfluorooctanesulfonate →