---
type: threshold
id: nitrobenzene
asset: workplace-exposure-limits
title: "Nitrobenzene — 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: "Nitrobenzene | 98-95-3 | 1 | 5 | X |"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Nitrobenzene"
cas_number: "98-95-3"
pel_ppm: "1"
pel_mgm3: "5"
verified: true
---
**Substance:** Nitrobenzene

**CAS No.:** 98-95-3

**PEL (ppm):** 1

**PEL (mg/m³):** 5

> Nitrobenzene | 98-95-3 | 1 | 5 | X |

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