Reference Source

Arsenic acid H3AsO4

For Arsenic acid H3AsO4, cas no. is 7778-39-4; cercla rq (lbs) is 1; rcra waste number is P010; regulatory categories is 4, verified against its source on 2026-08-05.

Substance
Arsenic acid H3AsO4 verified
CAS No.
7778-39-4 verified
CERCLA RQ (lbs)
1 verified
RCRA waste number
P010 verified
Regulatory categories
4 verified
Sourceecfr.gov
Verified2026-08-05
Review by2027-08-05
DatasetUS federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)

What the source says

Arsenic acid H3AsO4 | 7778-39-4 | 4 | P010 | 1 (0.454)

ecfr.gov, retrieved 2026-08-05

Source

Last verified against source: 2026-08-05. Due for re-check by 2027-08-05. This page as Markdown · OKF bundle · full dataset as JSON.