---
type: threshold
id: phosgene-carbonyl-chloride-cocl-2
asset: workplace-exposure-limits
title: "Phosgene; carbonyl chloride; COCl $2 — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.dir.ca.gov/title8/5155.html
source_quote: "75445 | | Phosgene; carbonyl chloride; COCl $2 | 0.1 | 0.4"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Phosgene; carbonyl chloride; COCl $2"
pel_ppm: "0.1"
pel_mgm3: "0.4"
verified: true
---
**Substance:** Phosgene; carbonyl chloride; COCl $2

**PEL (ppm):** 0.1

**PEL (mg/m³):** 0.4

> 75445 | | Phosgene; carbonyl chloride; COCl $2 | 0.1 | 0.4

Source: <https://www.dir.ca.gov/title8/5155.html>