Reference Source

Formic acid

For Formic acid, cas no. is 64-18-6; cercla rq (lbs) is 5000; rcra waste number is U123; regulatory categories is 1,4, verified against its source on 2026-11-02.

Substance
Formic acid verified
CAS No.
64-18-6 verified
CERCLA RQ (lbs)
5000 verified
RCRA waste number
U123 verified
Regulatory categories
1,4 verified
Sourceecfr.gov
Verified
Review by
DatasetUS federal chemical regulatory reporting thresholds by program (CERCLA and EPCRA)

What the source says

Formic acid | 64-18-6 | 1,4 | U123 | 5000 (2270)

— ecfr.gov, retrieved 2026-08-05

Source

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