Reference Source

Diphenyl (Biphenyl)

For Diphenyl (Biphenyl), cas no. is 92-52-4; pel (ppm) is 0.2; pel (mg/m³) is 1, verified against its source on 2026-08-05.

Substance
Diphenyl (Biphenyl)
CAS No.
92-52-4
PEL (ppm)
0.2
PEL (mg/m³)
1
Sourceosha.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

Diphenyl (Biphenyl) | 92-52-4 | 0.2 | 1 | - |

— osha.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.