Reference Source

Biphenyl; diphenyl; phenylbenzene

For Biphenyl; diphenyl; phenylbenzene, pel (ppm) is 0.2; pel (mg/m³) is 1.5, verified against its source on 2026-08-05.

Substance
Biphenyl; diphenyl; phenylbenzene
PEL (ppm)
0.2
PEL (mg/m³)
1.5
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

92524 | | Biphenyl; diphenyl; phenylbenzene | 0.2 | 1.5

— dir.ca.gov, retrieved 2026-08-05

Source

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.