Tellurium Ingot

A.We supply tellurium metal ingot of different purities.Appearance:silvery lustrous grayMelting point:449.51 celsius degreeCAS No.:13494-80-9Specifications:A1.3N-4NProductTellurium ingotPurity gradeTe 99.9%minB&D No.Te-1Impurity 0.1%Impurity content(%)maxCu 0.003Pb0.004Al0.003Bi0.002Fe0.004Na0.006Si 0.002S0.005Mg0.002Se0.005As0.001ProductTellurium ingotPurity gradeTe 99.99%minB&D No.Te-1Impurity 0.01%Impurity content(%)maxCu 0.001Pb0.002Al0.009Bi0.009Fe0.009Na0.003Si 0.001S0.001Mg0.0009Se0.001As0.0005Application: mostly used for semiconductor devices, alloy, chemical raw materials and cast iron, rubber, glass, and other industrial additives.Appearance: silver or gray ingot. Clear on the surface, no visible inclusion.A2.5N-7Nhigh purity tellurium specification: tellurium>99.999%, total impurities<10 ppm.            Tellurium>99.9999%, total impurities<1 ppm           Tellurium>99.99999%, total impurities<0.1 ppm.The chemical composition complies with YS43-1992 TrademarkChemical compositionTe,% minImpurities，ppm maxSi SeMgNiPbFeAlCdAgSnCuZnCaSumTe-05 99.999 1.0 1.0 0.5 0.5 0.4 0.2 0.2 0.2 0.2 0.2 0.2 ---- 10Te-06 99.9999 --0.10.05 0.05 0.05 0.050.05 0.05 0.01 --0.01 0.1 0.1 1Te-07 99.99999 --0.01 0.005 0.005 0.005 0.01 0.005 0.005 0.001 --0.001 0.02 0.01 0.1application :Mainly apply to fabrication of II-VI group compound semiconductors, solar cell,    thermoelectric converting elements, semiconductor refrigerator, gas sensor, temperature sensor, pressure sensor, photosensitizer, piezoelectric crystal, nuclear radiation probing and infrared detector etc.Product appearance: block, ingot or powder. Physical property :   Atomic weight: 126.70; electronegativity:2.01,density: 6.25 g/cm3; melting point: 449.5celsius degree; boiling point: 989.8celsius degree; black, friable.Package: 2.5kg/bag,vacuum sealed by polyethylene film or glass tube.



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