---
type: threshold
id: tetranitromethane
asset: workplace-exposure-limits
title: "Tetranitromethane — 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: "Tetranitromethane | 509-14-8 | 1 | 8 | - |"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Tetranitromethane"
cas_number: "509-14-8"
pel_ppm: "1"
pel_mgm3: "8"
verified: true
---
**Substance:** Tetranitromethane

**CAS No.:** 509-14-8

**PEL (ppm):** 1

**PEL (mg/m³):** 8

> Tetranitromethane | 509-14-8 | 1 | 8 | - |

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