---
type: threshold
id: acetonitrile
asset: workplace-exposure-limits
title: "Acetonitrile — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
source_quote: "Acetonitrile | 75-05-8 | 40 | 70 | - |"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Acetonitrile"
cas_number: "75-05-8"
pel_ppm: "40"
pel_mgm3: "70"
verified: true
---
**Substance:** Acetonitrile

**CAS No.:** 75-05-8

**PEL (ppm):** 40

**PEL (mg/m³):** 70

> Acetonitrile | 75-05-8 | 40 | 70 | - |

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