триоксида висмута

High-purityDibismuthTrioxide(Bi2O3)Characteristic:yellowheavypowder,dissolvesinacidsbutnotinwater.Thecolorwillturntosalmonpinkwhenheating,meltingpoint825. Application:Usedforvoltagedependentresistor,zincoxidearrester,porcelaincapacitor,electroniccomponentsasvideotube,glassenvelop,bismuthseriesmedicinematerial,andmanufacturingforceramicpigmentationandspecialglass. TechnologySpecification: items 1 2 3 color lightyellow lightyellow lightyellow graindiameter,μm 5±1 1±0.5 4±1 graindistribution,μm 3.57.5 3.57.5 heatingloss,% ≤0.3 ≤1.0 ≤0.3 elements content≤,% Bi2O3 ≥99.99 ≥99.90 Fe 0.0005 0.003 Cu 0.0003 0.001 Pb 0.0003 0.002 Sb 0.0005 0.001 As 0.0005 0.001 Ag 0.0005 0.005 Cd 0.0001 0.001 Ni 0.0005 0.001 Mg 0.0005 0.001 Ca 0.001 0.005 Al 0.001 0.003 Na 0.001 0.005 Cl 0.001 0.005 SO4 0.001 0.005 Packing: 30kg/ironpail.Accordingtothevariousapplicationinelectronicindustry,wecanasloprovidepackageaccordingtocustomers'requirements.