... of Tellurium is above 99.999%. The total content of Ag, Al, Cd, Cu, Fe, Mg, Ni, Pb, Se, Si & Sn ... of Tellurium is above 99.9999%. The total content of Ag, Al, Cd, Cu, Fe, Mg, Ni, Pb, Se, Si & Zn ... of Tellurium is above 99.99999%. The total content of Ag, Al, Cd, Cu, Fe, Mg, Ni, Pb, Se & Zn is ... bellow 0.1 ppm.3, Physical Size:Lump, Ingot, Powder.4, Usage:It is mainly used in the manufacture ...