Samarium Oxide 99.999%
Samarium Oxide 99.999%, code 6291
Formula: Sm2O3
CAS No.: 12060-58-1
Molecular Weight: 348.80
Density: 8.347 g/cm3
Melting point: 2335° C
Appearance: Light yellow powder
Solubility: Insoluble in water, moderately soluble in strong mineral acids
Stability: Slightly hygroscopic
Multilingual: SamariumOxid, Oxyde De Samarium, Oxido Del Samario
Samarium Oxide 99.999% 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 dehydration of acyclic primary alcohols to aldehydes and ketones.
Products available
Product Code: 6291 Standard Specification Typical Analysis Inspection Methods
Grade 99.999% 99.999%  
CHEMICAL COMPOSITION
Sm2O3/TREO (% min.) 99.999 99.999
TREO (% min.) 99.5 99.5 Volumetric Method
Loss On Ignition (% max.) 0.5 0.25
Rare Earth Impurities ppm max. ppm
Pr6O11/TREO
Nd2O3/TREO
Eu2O3/TREO
Gd2O3/TREO
Y2O3/TREO		 3
5
5
5
1		 1.5
2
0.1
0.2
0.2		 ICP-Atomic Emission
Spectrographic
Non-Rare Earth Impurities ppm max. ppm
Fe2O3
SiO2
CaO
Cl-
NiO
CuO
CoO		 2
20
20
50
3
3
3		 1
10
15
50
3
3
3		 Spectrographic

Atomic Absorption Spectrographic
The standard specifications are only for reference, custom specification manufactures are welcomed. More detailed information including MSDS sheet, lot weight, packing condition, lead time and price are all ready on request, please just click at Request for Quotation, you will receive our prompt reply within 24 hours.