1,2,3,4,7,8-Hexachlorodibenzo-p-dioxin

CAS Number

39227-28-6

Synonym

1,2,3,4,7,8-HxCDD; Dibenzo-p-dioxin, hexachloro-; Hcdd;Hexachlorodibenzo-p-dioxin; 1,2,3,4,7,8-Hexachlorodibenzo-p-dioxin; 1,2,3,4,7,8-Hexachlorooxanthrene

Occurrence/Use

Found in smoke emissions, byproduct of chemical synthesis

1,2,3,4,7,8-Hexachlorodibenzo-p-dioxin

Cancer Potency Information

Inhalation Unit Risk (μg/cubic meter)-1: 3.8 E+0
Inhalation Slope Factor (mg/kg-day)-1: 1.3 E+4
Oral Slope Factor (mg/kg-day)-1: 1.3 E+4
Comments/References:

OEHHA 2009. Air Toxics Hot Spots Program Technical Support Document for Cancer Potencies. Appendix B. Chemical-specific summaries of the information used to derive unit risk and cancer potency values. Updated 2011.