About Selenium Is A Chemical Element With Symbol Se And Atomic Number 34. Properties Exists In Two Forms: A Silvery Metal Or A Powder. Red Selenium Is An Amorphous, Glass-Like Solid, Whereas Grey Selenium Is A Soft, Bluish-Grey Metal. Grey Selenium Is A Semi-Conductor. Its...
Cobalt is a hard and brittle metal that appears similar to nickel and iron, however, has two third magnetic permeability of iron. It is mainly produced as a by-product of ores of copper, iron, lead, silver and nickel. The exceptional magnetic strength of this metal is the reason...
Purity : Used In Electrical Contacts,Suitable For Sintered Parts,Applicable In Carbon Brush,Utilized In Welding Electrodes,Effective In Catalysts And Chemicals,Used In Pharmaceutical Intermediates,Component In Diamond Tools,Applied In Friction Linings