---
type: threshold
id: nicotine-1-methyl-2-3-pyridyl-pyrrolidine
asset: workplace-exposure-limits
title: "Nicotine; 1-methyl-2-(3-pyridyl)-pyrrolidine — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.dir.ca.gov/title8/5155.html
source_quote: "54115 | S | Nicotine; 1-methyl-2-(3-pyridyl)-pyrrolidine | 0.075 | 0.5"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Nicotine; 1-methyl-2-(3-pyridyl)-pyrrolidine"
pel_ppm: "0.075"
pel_mgm3: "0.5"
verified: true
---
**Substance:** Nicotine; 1-methyl-2-(3-pyridyl)-pyrrolidine

**PEL (ppm):** 0.075

**PEL (mg/m³):** 0.5

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

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