Benzo[b]fluoranthene

CAS Number

205-99-2

Synonym

3,4-Benz(e)acephenanthrylene; 2,3-Benzofluoranthene; Benzo(e)fluoranthene

Occurrence/Use

Research chemical; found in coal, coke oven emissions, petroleum products

Benzo[b]fluoranthene

Cancer Potency Information

Latest Criteria:	Proposition 65 NSRLs/MADLs
Inhalation Unit Risk (μg/cubic meter)-1:	1.1 E-4
Inhalation Slope Factor (mg/kg-day)-1:	3.9 E-1
Oral Slope Factor (mg/kg-day)-1:	1.2 E+0
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. See under benzo[a]pyrene.

Air

Proposition 65

Chemical Status

Cancer:	Currently listed

Cancer

Listed for:	Cancer
Date of Listing:	07/01/1987
Basis for Listing:	State's Qualified Experts

Safe Harbor Levels

Cancer
No Significant Risk Level (NSRL) - Oral:	0.096 µg/day
Last NSRL/MADL Revision:	2004

Documents, Presentations, and Publications

Cancer:	No Significant Risk Level for Benzo(b)fluoranthene (oral)

Public notices related to this chemical:

Notice of Proposed Rulemaking, Amendments to Sections 12705 (10 chemicals) and 12805 (arsenic)
Notice to Interested Parties, Amendment to Section 12705: 8 Chemicals