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Product
Simple substance
Tellurium
Update Time : 2014-05-16 View : 3844
Tellurium (Te) Tellurium
Technical docking: zinc, copper anode mud - enrichment - electrolysis - vacuum distillation - hydrogenated deoxy - zone melting.
Inspection: ICP-MS; laser particle size analyzer, scanning electron microscopy.
Services: Provides practical protective measures to provide material application solutions.
1 Physical properties:
Atomic Weight: 127.60
Electronegativity: 2.1
Density: 6.24 g/cm3
Melting Point: 449.51 ℃
Boiling point: 998 ℃
2, Specification:
Chemical purity:
Purity tellurium: Te-05 purity of 99.999%, silver, aluminum, bismuth, calcium, chromium, copper, iron, magnesium, manganese, sodium, nickel, lead, selenium, silicon, tin, zinc, total impurity content less than 10ppm;
Ultrapure tellurium: Te-06 purity of 99.9999%, silver, aluminum, bismuth, calcium, chromium, copper, iron, magnesium, manganese, sodium, nickel, lead, selenium, silicon, tin, zinc, total impurity content of less than 1ppm;
Ultra-pure tellurium: Te-07 99.99999% purity, silver, aluminum, bismuth, calcium, chromium, copper, iron, magnesium, manganese, sodium, nickel, lead, selenium, silicon, tin, zinc, total impurity content of less than 0.1 ppm.
3, the physical traits: Block, ingots, powder.
4, use:
Mainly used for the preparation of Ⅱ - Ⅵ compound semiconductors, solar cells, thermoelectric conversion element, cooling components, gas, thermal, pressure-sensitive, sensitive, piezoelectric crystals and nuclear radiation detection, infrared detectors and other basic materials.
5, Packing: Polyester film after film vacuum packaging or packaging plastic polyethylene bottles vacuum packaging.
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