Reference Source

Chlorine

For Chlorine, cas no. is 7782-50-5; cercla rq (lbs) is 10; regulatory categories is 1,3, verified against its source on 2026-08-05.

Substance
Chlorine
CAS No.
7782-50-5
CERCLA RQ (lbs)
10
Regulatory categories
1,3
EPCRA TPQ (lbs)
100 per ecfr.gov
EPCRA RQ (lbs)
10 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

Chlorine | 7782-50-5 | 1,3 | | 10 (4.54)

— ecfr.gov, retrieved 2026-08-05

What ecfr.gov says

7782-50-5 | Chlorine | | 10 | 100 |

— 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.