# Cyanogen chloride — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side

For Cyanogen chloride, pel (ppm) is 0.3; pel (mg/m³) is 0.6; ceiling is C, verified against its source on 2026-08-05.

- **Substance:** Cyanogen chloride
- **PEL (ppm):** 0.3
- **PEL (mg/m³):** 0.6
- **Ceiling:** C

## What the source says

> 506774 | | Cyanogen chloride | 0.3 | 0.6 | C

## Source

- https://www.dir.ca.gov/title8/5155.html

Last verified: 2026-08-05. Review by: 2027-08-05.
Part of [US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side](https://referencesource.org/workplace-exposure-limits/).