---
type: threshold
id: propane
asset: workplace-exposure-limits
title: "Propane — 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: "Propane | 74-98-6 | 1000 | 1800 | - |"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Propane"
cas_number: "74-98-6"
pel_ppm: "1000"
pel_mgm3: "1800"
verified: true
---
**Substance:** Propane

**CAS No.:** 74-98-6

**PEL (ppm):** 1000

**PEL (mg/m³):** 1800

> Propane | 74-98-6 | 1000 | 1800 | - |

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