1 Physical properties: 
     Atomic Weight: 193.508 
     NaCl structural deformation, black, dark oil sheen, brittle. 
     Melting point: 660 ℃ 
     Density: 5.55 g/cm3 
2, Specification: 
     Chemical purity: 

     High-purity indium selenide: InSe-05 more than 99.999% purity, silver, aluminum, cadmium, copper, iron, magnesium, nickel, aluminum is         less than the total content of impurities 10ppm. 

 3, the physical traits: soft black block or powder. 

 4, use: 
     Mainly used as semiconductors, optical materials, optical and electrical sensors. 
 5, Packing: polyethylene bottle packaging.