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Rhodium (metal fume and insoluble compounds, as Rh)Rh

CAS-No.:
7440-16-6 (metal)
UN-No.:
3089
EC-No.:
231-125-0
Hazard identification number:
40
Hazard signs
GHS02

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

Occupational exposure limit
ACGIH (US)
  • TWA (mg/m3) 1 insoluble
  • TWA (mg/m3) 0,01 soluble
  • TWA (mg/m3) 1 elemental
NIOSH (REL) (US)
  • TWA (mg/m3) 0,001 soluble
  • TWA (mg/m3) 0,1 insoluble
  • TWA (mg/m3) 0,1 elemental
NIOSH (US)
  • IDLH (mg/m3) 2 soluble
  • IDLH (mg/m3) 100 insoluble
OSHA (PEL) (US)
  • TWA (mg/m3) 0,001 soluble
  • TWA (mg/m3) 0,1 insoluble
  • TWA (mg/m3) 0,1 elemental
  • H: 228
    Flammable Solid.

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

  • Melting point:
    3570.8 °F
  • Boiling Point:
    6740.6 °F
  • Density (at 20 °C, if not notified otherwise):
    12,41 g/cm3
  • Ionization:
    7.45890 ± 0.00005 eV

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

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