---
type: threshold
id: arsenic-organic-compounds-as-as
asset: workplace-exposure-limits
title: "Arsenic, organic compounds (as As) — 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: "Arsenic, organic compounds (as As) | 7440-38-2 | - | 0.5 | - |"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Arsenic, organic compounds (as As)"
cas_number: "7440-38-2"
pel_mgm3: "0.5"
verified: true
---
**Substance:** Arsenic, organic compounds (as As)

**CAS No.:** 7440-38-2

**PEL (mg/m³):** 0.5

> Arsenic, organic compounds (as As) | 7440-38-2 | - | 0.5 | - |

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