1,2,3,7,8-Pentachlorodibenzo-p-dioxin

CAS Number

40321-76-4

Occurrence/Use

Found in smoke emissions, byproduct of chemical synthesis

1,2,3,7,8-Pentachlorodibenzo-p-dioxin

Cancer Potency Information

Inhalation Unit Risk (μg/cubic meter)-1: 3.8 E+1
Inhalation Slope Factor (mg/kg-day)-1: 1.3 E+5
Oral Slope Factor (mg/kg-day)-1: 1.3 E+5
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.