---
type: threshold
id: diphenyl-see-biphenyl
asset: workplace-exposure-limits
title: "Diphenyl; see Biphenyl — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.dir.ca.gov/title8/5155.html
source_quote: "92524 | | Diphenyl; see Biphenyl"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Diphenyl; see Biphenyl"
verified: true
---
**Substance:** Diphenyl; see Biphenyl

> 92524 | | Diphenyl; see Biphenyl

Source: <https://www.dir.ca.gov/title8/5155.html>