Lead Telluride (PbTe) 99.99%, 99.999%. 1, Purity: 4N ( 99.99%); 5N (99.999%).2, Technics (Process): 1Mol Pb + 1Mol Te=1Mol PbTe. Reacted in quartz tube, high-precision analytical balance weighing(Mol Pb: Mol Te =1: 1 ), Heated by high frequency furnace( oscillator ), quartz devices with cooling water circulation system to prevent devices burst by excess vapor pressure. Doping: Thallium (Tl), Zinc (Zn) 3, Analysis: GDMS; XRD (Please find the COA attached ) 5N Lead Telluride (PbTe) ( All impurity element is below 10 PPM ) 4, Packing: 1Kg/bottle, Vacuum packing or nitrogen-protecting. 5, Size: Shot, lump, Powder (-325mesh; Micron powder) 6, Delivery: 10-20days. 7, Service: Supply MSDS, COA and free sample 8, Application: Thermoelectric power generation

Leads telluride (PbTe) +99.99%