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  • 12060-58-1
  • Sm2O3
  • 99.9%-99.999 %
  • 3 mm – 12 mm
  • 235-043-6
Category:

Description

Characteristic

Samarium(III) oxide (Sm2O3) is a chemical compound.The oxide is commonly white to off yellow in color and is often encountered as a highly fine dust like powder.

Chemical formula:Sm2O3

Molar mass: 348.72 g/mol

Appearance: yellow-white crystals

Density: 8.347 g/cm3

Melting point: 2,335 °C (4,235 °F; 2,608 K)

Boiling point: Not Stated

Solubility in water:insoluble

Magnetic susceptibility (χ):+1988.0·10−6 cm3/mol

Crystal structure:cubic

Application

Samarium(III) oxide is used in optical and infrared absorbing glass to absorb infrared radiation. Also, it is used as a neutron absorber in control rods for nuclear power reactors. The oxide catalyzes the dehydration and dehydrogenation of primary and secondary alcohols. Another use involves preparation of other samarium salts.