---
type: threshold
id: chlorodifluoromethane-fluorocarbon-22
asset: workplace-exposure-limits
title: "Chlorodifluoromethane; Fluorocarbon 22 — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.dir.ca.gov/title8/5155.html
source_quote: "75456 | | Chlorodifluoromethane; Fluorocarbon 22 | 1,000 | 3,500"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Chlorodifluoromethane; Fluorocarbon 22"
pel_ppm: "1,000"
pel_mgm3: "3,500"
verified: true
---
**Substance:** Chlorodifluoromethane; Fluorocarbon 22

**PEL (ppm):** 1,000

**PEL (mg/m³):** 3,500

> 75456 | | Chlorodifluoromethane; Fluorocarbon 22 | 1,000 | 3,500

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