# Benzotrichloride — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA) For Benzotrichloride, cas no. is 98-07-7; cercla rq (lbs) is 10; rcra waste number is U023; regulatory categories is 3,4, verified against its source on 2026-08-05. - **Substance:** Benzotrichloride _(verified: appears in the quote below)_ - **CAS No.:** 98-07-7 _(verified: appears in the quote below)_ - **CERCLA RQ (lbs):** 10 _(verified: appears in the quote below)_ - **RCRA waste number:** U023 _(verified: appears in the quote below)_ - **Regulatory categories:** 3,4 _(verified: appears in the quote below)_ - **EPCRA TPQ (lbs):** 100 _(per ecfr.gov, not stated by the source above)_ - **EPCRA RQ (lbs):** 10 _(per ecfr.gov, not stated by the source above)_ ## What the source says > Benzotrichloride | 98-07-7 | 3,4 | U023 | 10 (4.54) ## What ecfr.gov says > 500/10,000 | 98-07-7 | Benzotrichloride | | 10 | 100 | Source: https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355 ## Source - https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4 - https://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-355 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/).