# Indene — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side

For Indene, pel (ppm) is 10; pel (mg/m³) is 48, verified against its source on 2026-08-05.

- **Substance:** Indene
- **PEL (ppm):** 10
- **PEL (mg/m³):** 48

## What the source says

> 95136 | | Indene | 10 | 48

## 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/).