Benzidine; 4,4′-diaminobiphenyl, see Section 5209

For Benzidine; 4,4′-diaminobiphenyl, see Section 5209, substance is Benzidine; 4,4′-diaminobiphenyl, see Section 5209, verified against its source on 2026-08-05.

Substance: Benzidine; 4,4′-diaminobiphenyl, see Section 5209

Sourcedir.ca.gov

Verified2026-08-05

Review by2027-08-05

DatasetUS workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side

What the source says

92875 | S | Benzidine; 4,4′-diaminobiphenyl, see Section 5209

— dir.ca.gov, retrieved 2026-08-05

Source

dir.ca.govhttps://www.dir.ca.gov/title8/5155.html

Last verified against source: 2026-08-05. Scheduled for re-check by: 2027-08-05. This page as Markdown · OKF concept · full dataset as JSON.