# delta-BHC — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA) For delta-BHC, cas no. is 319-86-8; cercla rq (lbs) is 1; regulatory categories is 2, verified against its source on 2026-08-05. - **Substance:** delta-BHC _(verified: appears in the quote below)_ - **CAS No.:** 319-86-8 _(verified: appears in the quote below)_ - **CERCLA RQ (lbs):** 1 _(verified: appears in the quote below)_ - **Regulatory categories:** 2 _(verified: appears in the quote below)_ ## What the source says > delta-BHC | 319-86-8 | 2 | | 1 (0.454) ## Source - https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4 Last verified: 2026-08-05. Review by: 2027-08-05. Part of [US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)](https://referencesource.org/chemical-regulatory-reporting-thresholds/).