---
type: threshold
id: 2-nitropropane
asset: workplace-exposure-limits
title: "2-Nitropropane — 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: "2-Nitropropane | 79-46-9 | 25 | 90 | - |"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "2-Nitropropane"
cas_number: "79-46-9"
pel_ppm: "25"
pel_mgm3: "90"
verified: true
---
**Substance:** 2-Nitropropane

**CAS No.:** 79-46-9

**PEL (ppm):** 25

**PEL (mg/m³):** 90

> 2-Nitropropane | 79-46-9 | 25 | 90 | - |

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