# Propargyl alcohol; 2-propyn-1-o1 — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side

For Propargyl alcohol; 2-propyn-1-o1, pel (ppm) is 1; pel (mg/m³) is 2, verified against its source on 2026-08-05.

- **Substance:** Propargyl alcohol; 2-propyn-1-o1
- **PEL (ppm):** 1
- **PEL (mg/m³):** 2

## What the source says

> 107197 | S | Propargyl alcohol; 2-propyn-1-o1 | 1 | 2

## 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/).