# Selenium compounds (as Se) — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side

For Selenium compounds (as Se), cas no. is 7782-49-2; pel (mg/m³) is 0.2, verified against its source on 2026-08-05.

- **Substance:** Selenium compounds (as Se)
- **CAS No.:** 7782-49-2
- **PEL (mg/m³):** 0.2

## What the source says

> Selenium compounds (as Se) | 7782-49-2 | - | 0.2 | - |

## Source

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

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/).