Rhodium (III) Oxide Hydrate

Rhodium (III) Oxide Hydrate

CAS number: 21656-02-0

Chemical formula: Rh2O3 • nH2O

Metal content: 47.0—57.0%

Application: precursor of rhodium compounds and materials containing rhodium.

Shelf life: 2 years.

Package:

  • glass jars or bottles; and
  • jars, cans, containers made of polyethylene or other polymeric materials.

Material Safety Certificate

Articles on the use of the compound:

1     2

IndicatorsTrial Data Results
 Type 1Type 2
Appearance Yellow-coloured powder
Mass fraction of rhodium, % 47,0—57,0
Mass fraction of each admixture in relation to mass fraction of rhodium, %, max.:  
platinum, palladium, ruthenium, gold, silver 0.005 0.005
iridium 0.010 0.010
iron 0.050 0.050
copper 0.005 0.050
nickel, lead 0.010 0.100
aluminium 0.020 0.100
silicon 0.020 0.200
barium 0.005 0.100
sodium 0.100 0.100
phosphorus 0.200 0.050
chloride ion 0.500 0.500

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