Reference Source

Trypan blue

For Trypan blue, cas no. is 72-57-1; cercla rq (lbs) is 10; rcra waste number is U236; regulatory categories is 4, verified against its source on 2026-08-05.

Substance
Trypan blue verified
CAS No.
72-57-1 verified
CERCLA RQ (lbs)
10 verified
RCRA waste number
U236 verified
Regulatory categories
4 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

Trypan blue | 72-57-1 | 4 | U236 | 10 (4.54)

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.