Samarium oxide / oxide nanoparticles samarium 
 Samarium oxide, 

 Cas No. [12060-58-1] the MDL: - MFCD00011237 
 The Beilstein EINECS: - 235-043-6 
 Formula Sm2O3 
 Molecular weight of 348.70 
 Alias ??high-density oxide, samarium oxide Sm 
 Samarium (III) oxide 

 Molecular Structure 

 Traits pale yellow solid powder, insoluble in water, soluble in acid. Easy to absorb moisture and carbon dioxide in the air. 
 Melting point: 2 269 ℃ 
 Density: 8.35 

 Note: The above description is for reference only, does not mean that you receive the product with this description exactly matches the standard of products manufactured, see the quality standards. 
 Quality standards 
 Projects of high purity 4N level 
 Rare earth purity RE purity ≥ 99.99% 
 Total rare earth impurities RE C. A, ppm: ≤ 100ppm 
 Eu2O3 
 Nd2O3 
 Pr6O11 
 Gd2O3 
 Y2O3 
 Total rare earth TREO> 99% 
 Non-rare earth impurities Non-C. A, ppm: 
 Of Fe2O3 ≤ 5ppm 
 Of SiO2 ≤ 30ppm 
 Of CaO ≤ 20ppm 
 Cl-≤ 200ppm 
 Loss on ignition Loss on ignition <1% 


 99.99% 

 The appearance of the Appearance White to pale-the orange powder 
 ICP: Confirms Samarium Component Confirmed 
 EDTA titration Complexometric EDTA (% Sm) 84.0 - 88.4% 
 Trace rare earth metals Trace Rare Earth Analysis ≤ 200.0 ppm 
 Purity Purity (based on rare the earth analysis) ≥ 99.99% 


 40nm spherical, 99.5% 

 The appearance of the Appearance White to off-white powder one 
 X-ray diffraction X-ray diffraction Conforms to structure 
 ICP assay Confirms samarium component 
 Trace metals in the Trace metal analysis of ≤ 5000 ppm 
 ≥ 99.5% based on the trace metals analysis 
 Particle size Particle size ≤ 40 nm 




 Storage sealed save. 
 Use for the manufacture mainly for the production of samarium; samarium cobalt permanent magnet material; electronic devices and ceramic capacitors; high coercivity and high energy product samarium-cobalt alloy. 


 UN number 
 Risk: 
 Safety: S24/25-