Hydrogen Sulfide
For Hydrogen Sulfide, cas no. is 7783-06-4; epcra tpq (lbs) is 500; epcra rq (lbs) is 100, verified against its source on 2026-09-16.
- Substance
- Hydrogen Sulfide verified
- CAS No.
- 7783-06-4 verified
- EPCRA TPQ (lbs)
- 500 verified
- EPCRA RQ (lbs)
- 100 verified
- CERCLA RQ (lbs)
- 100 per ecfr.gov
- RCRA waste number
- U135 per ecfr.gov
- Regulatory categories
- 1,4 per ecfr.gov
What the source says
7783-06-4 | Hydrogen Sulfide | f | 100 | 500 |
— ecfr.gov, retrieved 2026-08-05
What ecfr.gov says
Hydrogen sulfide H2S | 7783-06-4 | 1,4 | U135 | 100 (45.4)
— ecfr.gov, retrieved 2026-08-05