Scandium oxide 

 Cas No. 12060-08-1 
 Formula Sc2O3 
 Molecular weight of 137.91 
 Alias ??oxide two scandium 

 Quality standards 
 Indicator 4N-level 
 Rare-earth purity of REO / TREO 99.99% 
 Total rare earth ΣREO% 99.5 
 Total rare earth impurities 0.01 
 0.01% of the non-rare earth impurities 
 Loss on ignition 0.5% 

 99.999% 
 Appearance of the Appearance White, powder one 
 ICP: Confirms Scandium Component Confirmed 
 Trace metals Trace Rare Earth Analysis ≤ 20.0 ppm 
 Purity Purity 
 (Metals basis) ≥ 99.999% 

 Characters do not dissolve in water. 
 Melting point: 1000 ° C 
 Density: 8.35 
 Refractive index n20 / D: 1.964 

 Use suitable vacuum deposition applications.