---
type: threshold
id: p-dihydroxybenzene-see-hydroquinone
asset: workplace-exposure-limits
title: "p-Dihydroxybenzene; see Hydroquinone — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.dir.ca.gov/title8/5155.html
source_quote: "123319 | | p-Dihydroxybenzene; see Hydroquinone"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "p-Dihydroxybenzene; see Hydroquinone"
verified: true
---
**Substance:** p-Dihydroxybenzene; see Hydroquinone

> 123319 | | p-Dihydroxybenzene; see Hydroquinone

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