Reference Source

Nitric acid

For Nitric acid, cas no. is 7697-37-2; cercla rq (lbs) is 1000; regulatory categories is 1, verified against its source on 2026-08-05.

Substance
Nitric acid
CAS No.
7697-37-2
CERCLA RQ (lbs)
1000
Regulatory categories
1
EPCRA TPQ (lbs)
1,000 per ecfr.gov
EPCRA RQ (lbs)
1,000 per ecfr.gov
Sourceecfr.gov
Verified2026-08-05
Review by2027-08-05
DatasetUS federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)

What the source says

Nitric acid | 7697-37-2 | 1 | | 1000 (454)

— ecfr.gov, retrieved 2026-08-05

What ecfr.gov says

7697-37-2 | Nitric Acid | | 1,000 |

— ecfr.gov, retrieved 2026-08-05

Sources

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