---
type: threshold
id: mercury-aryl-and-inorganic-as-hg
asset: workplace-exposure-limits
title: "Mercury (aryl and inorganic) (as Hg) — 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: "Mercury (aryl and inorganic) (as Hg) | 7439-97-6 | - | ( 2 ) | - |"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Mercury (aryl and inorganic) (as Hg)"
cas_number: "7439-97-6"
verified: true
---
**Substance:** Mercury (aryl and inorganic) (as Hg)

**CAS No.:** 7439-97-6

> Mercury (aryl and inorganic) (as Hg) | 7439-97-6 | - | ( 2 ) | - |

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