Europium Oxide 
 Europium oxide 

 Cas No. [1308-96-9] the MDL: - MFCD00010997 
 The Beilstein EINECS: - 215-165-6 
 Formula Eu2O3 
 Molecular weight of 351.91 
 Alias ??Europium (III) oxide, 

 Molecular Structure 
 Traits slightly reddish powder, insoluble in water, soluble in mineral acids, can rapidly absorb water and carbon dioxide in the air. 
 Density: 7.42 
 Melting point: 2291 ℃ 
 Boiling point: 3790 ℃ 

 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 
 99.9% metals basis: 


 Appearance of the Appearance White, the Powder 
 X-ray diffraction analysis of the X-Ray Diffraction Conforms to Structure, 
 Purity Purity ≥ 99.9% Based on Trace Metals, Impurities of by ICP 
 ICP: Confirms Europium Component Confirmed 
 Europium Eu (Complexometric of EDTA) 84.6 - 88.1% 
 Trace metal analysis of the total metallic C. A ≤ 2000ppm by by ICP Atomic emission 
 (Sb, As, Ba, B, Ca, Ce, Dy, Er, Gd, Ho, Lu, Mg, Nd, Pr, Na, Tm, Ti, V, Y) 


 99.99% metals basis: 


 Appearance of the Appearance White to Pale the Pink Powder 
 X-ray diffraction analysis of the X-Ray Diffraction Conforms to Structure, 
 Purity Purity ≥ 99.99% Based on Trace Metals, Impurities of by ICP 
 ICP: Confirms Europium Component Confirmed 
 Europium Eu (Complexometric of EDTA) 84.6 - 88.5% 
 Trace metal analysis of the total metallic C. A ≤ 200ppm by by ICP Atomic emission 
 (Sb, As, Ba, B, Ca, Ce, Dy, Er, Gd, Ho, Lu, Mg, Nd, Pr, Na, Tm, Ti, V, Y, Au, Pb, Fe, Sm) 


 99.999% metals basis: 


 Appearance of the Appearance White to Pale the Pink Powder 
 X-ray diffraction analysis of the X-Ray Diffraction Conforms to Structure, 
 Purity Purity ≥ 99.999% Based on Trace Metals, Impurities of by ICP 
 ICP: Confirms Europium Component Confirmed 
 Europium Eu (Complexometric of EDTA) 84.6 - 88.5% 
 Trace metal analysis of the total rare earth C. A ≤ 20ppm by ICP Atomic emission 
 (Sb, As, Ba, B, Ca, Ce, Dy, Er, Gd, Ho, Lu, Mg, Nd, Pr, Na, Tm, Ti, V, Y, Au, Pb, Fe, Sm) 


 99.99% 
 Appearance of the Appearance white to mynewly pink powder one 
 Of REO Total C. A as of the total impurities ≤ 0.1% 
 Storage easy to absorb moisture 
 Use for a variety of phosphor activator, a red phosphor material, can be used as nuclear reactor control materials. 
 UN number 
 Risk: R36/37/38- 
 Safety: S26-S36- 
 Hazard: Xi