---
type: threshold
id: sodium-azide
asset: workplace-exposure-limits
title: "Sodium azide — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.dir.ca.gov/title8/5155.html
source_quote: "26628228 | S | Sodium azide | 0.1 | 0.3 | C"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Sodium azide"
pel_ppm: "0.1"
pel_mgm3: "0.3"
ceiling: "C"
verified: true
---
**Substance:** Sodium azide

**PEL (ppm):** 0.1

**PEL (mg/m³):** 0.3

**Ceiling:** C

> 26628228 | S | Sodium azide | 0.1 | 0.3 | C

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