3,6-Pyridazinedione, 1,2-dihydro-

For 3,6-Pyridazinedione, 1,2-dihydro-, cas no. is 123-33-1; cercla rq (lbs) is 5000; rcra waste number is U148; regulatory categories is 4, verified against its source on 2026-08-05.

Substance: 3,6-Pyridazinedione, 1,2-dihydro- verified
CAS No.: 123-33-1 verified
CERCLA RQ (lbs): 5000 verified
RCRA waste number: U148 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

3,6-Pyridazinedione, 1,2-dihydro- | 123-33-1 | 4 | U148 | 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

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.