Reference Source

Cyanogen Bromide

For Cyanogen Bromide, cas no. is 506-68-3; epcra tpq (lbs) is 500/10,000; epcra rq (lbs) is 1,000, verified against its source on 2026-08-05.

Substance
Cyanogen Bromide
CAS No.
506-68-3
EPCRA TPQ (lbs)
500/10,000
EPCRA RQ (lbs)
1,000
CERCLA RQ (lbs)
1000 per ecfr.gov
RCRA waste number
U246 per ecfr.gov
Regulatory categories
4 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

1,000 | 506-68-3 | Cyanogen Bromide | | 1,000 | 500/10,000 |

— ecfr.gov, retrieved 2026-08-05

What ecfr.gov says

Cyanogen bromide (CN)Br | 506-68-3 | 4 | U246 | 1000 (454)

— 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.