# Nitrosodimethylamine — US federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA) For Nitrosodimethylamine, cas no. is 62-75-9; epcra tpq (lbs) is 1,000; epcra rq (lbs) is 10, verified against its source on 2026-08-05. - **Substance:** Nitrosodimethylamine _(verified: appears in the quote below)_ - **CAS No.:** 62-75-9 _(verified: appears in the quote below)_ - **EPCRA TPQ (lbs):** 1,000 _(verified: appears in the quote below)_ - **EPCRA RQ (lbs):** 10 _(verified: appears in the quote below)_ ## What the source says > 10 | 100 | 62-75-9 | Nitrosodimethylamine | d | 10 | 1,000 | ## Source - 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/).