Phosphoric acid
For Phosphoric acid, cas no. is 7664-38-2; cercla rq (lbs) is 5000; regulatory categories is 1, verified against its source on 2026-08-05.
- Substance
- Phosphoric acid
- CAS No.
- 7664-38-2
- CERCLA RQ (lbs)
- 5000
- Regulatory categories
- 1
What the source says
Phosphoric acid | 7664-38-2 | 1 | | 5000 (2270)
— ecfr.gov, retrieved 2026-08-05
Source
- ecfr.govhttps://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4