# Nicotine; 1-methyl-2-(3-pyridyl)-pyrrolidine — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side

For Nicotine; 1-methyl-2-(3-pyridyl)-pyrrolidine, pel (ppm) is 0.075; pel (mg/m³) is 0.5, verified against its source on 2026-08-05.

- **Substance:** Nicotine; 1-methyl-2-(3-pyridyl)-pyrrolidine
- **PEL (ppm):** 0.075
- **PEL (mg/m³):** 0.5

## What the source says

> 54115 | S | Nicotine; 1-methyl-2-(3-pyridyl)-pyrrolidine | 0.075 | 0.5

## 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/).