Reference Source

Hydrogen Chloride (gas only)

For Hydrogen Chloride (gas only), cas no. is 7647-01-0; epcra tpq (lbs) is 500; epcra rq (lbs) is 5,000, verified against its source on 2026-08-05.

Substance
Hydrogen Chloride (gas only) verified
CAS No.
7647-01-0 verified
EPCRA TPQ (lbs)
500 verified
EPCRA RQ (lbs)
5,000 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

7647-01-0 | Hydrogen Chloride (gas only) | f | 5,000 | 500 |

— ecfr.gov, retrieved 2026-08-05

Source

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.