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Terbium OxideFormula Tb4O7CAS NO.:12037-01-3Molecular Weight:747.69Appearance:BrownContent:99%-99.999%Solubility:Insoluble in water, moderately in strong mineralacids.Stability:Slightly hygroscopicApplication:Terbium Oxide, also called Terbia, has important role as anactivator for green phosphors used in color TV tubes. MeanwhileTerbium Oxide is also used in special lasers and as a dopant insolid-state devices.Specification:

ProductCode 16591 16593 16595 16597 Grade 99.999% 99.99% 99.9% 99% CHEMICALCOMPOSITION         Tb4O7/TREO (%min.) 99.999 99.99 99.9 99 TREO (%min.) 99 99 99 99 Loss On Ignition(% max.) 0.5 0.5 1 1 Rare EarthImpurities %max. %max. %max. %max. Eu2O3/TREO Gd2O3/TREO Dy2O3/TREO Ho2O3/TREO Er2O3/TREO Tm2O3/TREO Yb2O3/TREO Lu2O3/TREO Y2O3/TREO 0.0001 0.0005 0.0005 0.0001 0.0001 0.0001 0.0001 0.0001 0.0003 0.001 0.002 0.002 0.001 0.001 0.001 0.001 0.001 0.001 0.01 0.1 0.15 0.02 0.01 0.01 0.5 0.3 0.05 0.03 Non-Rare EarthImpurities %max. %max. %max. %max. Fe2O3 SiO2 CaO CuO NiO ZnO PbO 0.0001 0.003 0.001 0.0001 0.0001 0.0001 0.0001 0.0005 0.005 0.005 0.0003 0.0003 0.0003 0.0003 0.001 0.01 0.01 0.005 0.03 0.03