Cadmium telluride (CdTe) 1, Physical character: Atomic Weight: 240.011 Bandwidth: 1.5 eV Density: ρ=5.7668 g/cm3 Melting Point: mp: 1042 °C 2, Specification: Cadmium telluride: 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 & 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 & Zn is bellow 1ppm; 3, Physical Size: Lump, 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.