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Telluride

wafer butterfly valve

Tellurium CAS 13494-80-9

Tellurium CAS 13494-80-9

Tellurium CAS 13494-80-9

Detailed
1 Technical docking: lead-zinc mine, copper mine anode mud - enrichment - electrolysis - vacuum distillation - hydrodeoxygenation - regional melting;
2 Inspection: ICP-MS, GDMS, laser particle size analyzer, scanning electron microscope.
3.Service: Provide practical protective measures and provide material application solutions.
4 Physical properties:
Atomic weight: 127.60
Electronegativity: 2.1
Density: 6.24 g/cm3
Melting point: 449.51 °C
Boiling point: 998 °C
5 Specifications:
Chemical purity:
High purity tellurium: has a purity of 99.999% or more, and the total content of silver, aluminum, barium, calcium, chromium, copper, iron, magnesium, manganese, sodium, nickel, lead, selenium, silicon, tin, zinc, and impurities is less than 10 ppm;

Ultra-pure tellurium: purity 99.9999% or more, silver, aluminum, barium, calcium, chromium, copper, iron, magnesium, manganese, sodium, nickel, lead, selenium, silicon, tin, zinc, total impurities less than 1ppm;
Ultra high purity tellurium: purity above 99.99999%, silver, aluminum, barium, calcium, chromium, copper, iron, magnesium, manganese, sodium, nickel, lead, selenium, silicon, tin, zinc, total impurity content less than 0.1 Ppm.
6 Physical properties: block, ingot, powder.
7 Use:
Mainly used in the preparation of II-VI compound semiconductors, solar cells, thermoelectric conversion components, refrigeration components, gas sensing, heat sensitive, pressure sensitive, photosensitive, piezoelectric crystal and nuclear radiation detection, infrared detectors and other basic materials.








 

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