---
type: threshold
id: propylene-dichloride
asset: workplace-exposure-limits
title: "Propylene dichloride — 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: "Propylene dichloride | 78-87-5 | 75 | 350 | - |"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Propylene dichloride"
cas_number: "78-87-5"
pel_ppm: "75"
pel_mgm3: "350"
verified: true
---
**Substance:** Propylene dichloride

**CAS No.:** 78-87-5

**PEL (ppm):** 75

**PEL (mg/m³):** 350

> Propylene dichloride | 78-87-5 | 75 | 350 | - |

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