PFOS
Perfluorooctane sulfonic acid
- Category
- pfas · Long-chain PFAS
- Record
- specific compound · restricted
- Identifiers
- CAS 1763-23-1 · C8HF17O3S
- Aliases
- PFOS, Perfluorooctanesulfonic acid
Long-chain perfluoroalkyl substance. Immune, developmental, and metabolic signals are seed hypotheses. They are not summed into one hazard number.
Flags: environmental chemical · legacy
Phase-1 numbers are seed hypotheses. They are not curated consensus, not a toxicity total, and not a statement of human risk. Association is not written as causation.
| Context | Life stage | Type | Dose metric | Real-world relevance |
|---|---|---|---|---|
General population Legacy exposure. Serum levels are not entered in this seed. | adult | environmental | environmental concentration | high |