PCB-169 (3,3',4,4',5,5'-Hexachlorobiphenyl)

Safety Summary

Regulatory Status

Sources

These citations are the ones recorded for the human adult context.

• IARC Monographs Volume 107: Polychlorinated Biphenyls and Polybrominated Biphenyls (2016) — class-level re-evaluation; PCBs and dioxin-like PCBs (incl. PCB-169) classified Group 1, "sufficient evidence of carcinogenicity in humans" REGULATORY · 2016
• EFSA Panel on Contaminants in the Food Chain (CONTAM): Risk for Animal and Human Health Related to the Presence of Dioxins and Dioxin-Like PCBs in Feed and Food — TWI 2 pg WHO-TEQ/kg bw/week; TEF framework (WHO 2005); fatty fish, dairy, meat as primary exposure matrices (2018) REGULATORY · 2018
• where to look PubChem: Toxicity section (CID 36231) PUBCHEM
• Stockholm Convention: All POPs (the Convention's own list of listed chemicals, Annexes A, B and C) REGULATORY
• OEHHA Proposition 65 List of Carcinogens or Reproductive Toxicants (CSV, list date 31-Jul-26) REGULATORY
• where to look Haz-Map, Information on Hazardous Chemicals and Occupational Diseases, as recorded by PubChem (Experimental Properties, CID 36231; where-to-look, not a source of this value) DATABASE · 2026
• EPA CompTox CTX API: predicted properties for DTXSID2038314 (PCB-169 (3,3',4,4',5,5'-Hexachlorobiphenyl)) REFERENCE

Same data as the API response, which is open and needs no key. The full per-record source list is available to authenticated callers.