---
type: threshold
id: hydrogen-peroxide
asset: workplace-exposure-limits
title: "Hydrogen peroxide — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
source_quote: "Hydrogen peroxide | 7722-84-1 | 1 | 1.4 | - |"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Hydrogen peroxide"
cas_number: "7722-84-1"
pel_ppm: "1"
pel_mgm3: "1.4"
verified: true
---
**Substance:** Hydrogen peroxide

**CAS No.:** 7722-84-1

**PEL (ppm):** 1

**PEL (mg/m³):** 1.4

> Hydrogen peroxide | 7722-84-1 | 1 | 1.4 | - |

Source: <https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1>