Asbestos IV

For Asbestos IV, cas no. is 1332-21-4; cercla rq (lbs) is 1; regulatory categories is 2,3, verified against its source on 2026-09-16.

Substance: Asbestos IV verified
CAS No.: 1332-21-4 verified
CERCLA RQ (lbs): 1 verified
Regulatory categories: 2,3 verified

Verified2026-09-16

Review by2027-08-05

DatasetUS federal chemical regulatory reporting thresholds by program (CERCLA and EPCRA)

What the source says

Asbestos IV | 1332-21-4 | 2,3 | | 1 (0.454)

— 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: 2026-09-16. Due for re-check by 2027-08-05. This page as Markdown · OKF bundle · full dataset as JSON.