Selenium Powder,Selenium Granule ,Selenium Shot(Se)99.999%

Selenium (Se)  

1, Physical character:

Atomic Weight: 78.96

Electronegative: 2.55

Density: ρ=4.81 g·cm⁻³

Melting Point: 221 ℃

Boiling Point: 685 ℃

2, Specification:

High Purity Selenium:

Se-05 Grade 99.999. The content of Selenium is above 99.999%. The total content of Ag, Al, Bi, Cd, Cu, Fe, In, Mg, Ni, Pb, Sb, Te is bellow 10 ppm;

Uitra Purity Selenium:

Se-06 Grade 99.9999. The content of Selenium is above 99.9999%. The total content of Ag, Al, Bi, Cd, Cu, Fe, In, Mg, Ni, Pb, Sb, Te is bellow 1 ppm.

3, Physical Size:

Virgulate, Powder.

4, Usage:

It is mainly used in the preparation of the material of the selenium drum, photoelectric material, electrostatic photogragh and other materials of optical instrument.

5, Packing:

It is packed with dacron film, then covered with a sealed plastic film bag.