Cadmium telluride (CdTe)

 

1, Physical character:

 

Molecular mass: 240.01

 

Band gap: 1.44 eV

 

Refractive index: 2.57

 

Density: p=5.85 g·cm-3

 

Melting Point: 1092℃

 

Boiling Point: 1130℃

 

2, Specification:

 

Cadmium telluride:

 

CdTe-04 Grade 99.99. The content of Cadmium Telluride is above 99.99%. The total content of Ag, Al, As, Bi, Cu, Fe, Mg, Ni, Pb, Se, Si & Zn is bellow 100 ppm;

 

CdTe-05 Grade 99.999. The content of Cadmium Telluride is above 99.999%. The total content of Ag, Al, As, Bi, Cu, Fe, Mg, Ni, Pb, Se, Si & Zn is bellow 10 ppm;

 

CdTe-06 Grade 99.9999. The content of Cadmium Telluride is above 99.9999%. The total content of Ag, Al, As, Bi, Cu, Fe, Mg, Ni, Pb, Se, Si & Zn is bellow 1ppm;

 

3, Physical Size:

 

Granule, Powder.

 

4, Usage:

 

It is mainly used in the manufacture of solar cells, infrared modulators, HgxCd1-xTe underlay, infrared electroluminescence electric eye, infrared detectors, X-ray detectors, nuclear radio activity detectors, approach visible light radiation etc.

 

5, Packing:

 

It is packed with dacron film, then covered with a sealed plastic film bag or sealed in a polyethylene bottle.