Oxidation of thulium 



 Molecular formula: Yb2O 
 Molecular Weight: 385.88 
 CAS :1314-37-0 
 Origin: Inner Mongolia 
 Specifications: 
 General level: 99%, 99.5%, 99.9%, 99.95%; 
 High purity grade: 99.99%, 99.995%, 99.999%; 
 Particle size: 40um. 
 According to the user's requirements, special product specifications. 
 Packaging: 50 kg / bag, within two layers of plastic bags, outside the weaving, iron, fiber drum or plastic bucket. , 
 Description: white powder, after heating, into a shiny red, prolonged heating can be changed to yellow-white. Density of 9.32 g/cm3, melting point 2392 ° C is not soluble in water and cold acids, soluble in warm dilute acid. 
 Application areas: 
 For medical portable X-ray machine-ray source for metal halide for additives; for glass rare earth glass laser material, the output pulse volume, the highest output power solid state laser materials; for the activation of rare earth upconversion laser materials from 
 Grades Tm2O3-04 Tm2O3-1 Tm2O3-2 Tm2O3-4 
 Of REO min,% 99.0 99.0 99.0 99.0 
 Tm2O3/REO min,% 99.99 99.95 99.9 99.0 



 Rare earth impurities / REOREimpurities / REOmax% 
 Dy2O3/Ho2O3/Er2O3/Yb2O3/Lu2O3/Lu2O3/Y2O3 0.01 0.05 0.10 1.0 
 Non-rare earth impurities Non-RE impuritiesmax% 
 Of Fe2O3 0.0010 0.0010 0.0020 0.0 050 
 Of SiO2 0.0050 0.0050 0.0100 0.0100 
 Of CaO 0.0100 0.0100 0.0200 0.0300 
 CI - 0.0300 .0200 .0300 0.0500 



 Loss on ignition, 1000 ° C, 1h, the Max 
 Loss on ignition at 1000 ° C, 1h, max% 1.0 1.0 1.0 1.0