Tellurium

详情

Property :Silver gray substance, insoluble water & non-oxidized acid. Insoluble in nitric acid, strong vitriol & hot strong alkali solutions. Tellurium, a kind of dissipated element, Tellurium and its chemical compound are semiconductor material in electronic industry. TeO2, an oxide of tellurium, is formed by tellurium�s bumping in the air or oxidation lf hot nitric acid. Usage :High quality materials to manufacture photo electricity and thermoelectricity parts, Widely used in metallurgy, electric, chemical, pharmaceutical, aerospace. National defense industry, especially used in high tech fields, such as computer, Ir. Remote sensing, military technology etc. It is also a vulcanizing agent of rubber and used for material of making the light sensitive resistor and light-sensitive battery. Index Item Refernce Value(%) Test Value(%) Te *9.*9 Min *9.*9 Min Cu 0.**1 Max 0.***5 Max Pb 0.**2 Max 0.***5 Max Fe 0.**1 Max 0.*****5 Max Bi 0.**1 Max 0.*****8 Max Na 0.**3 Max 0.****4 Max Mg 0.**1 Max 0.***5 Max Al 0.**1 Max 0.***5 Max Se 0.**2 Max 0.****1 Max As 0.***5 Max 0.***5 Max S 0.**1 Max 0.***5 Max Si 0.**1 Max 0.*****6 Max