... : own Mine 4.Test Machine:ICP-MS Tellurium (Te)1, Physical character:Atomic Weight: 127.60Electronegative: 2 ... CBandwidth: 0.35 eV2, Specification:High Purity Tellurium:Te-05 Grade 99.999. The content of Tellurium is ... Mg, Ni, Pb, Se, Si & Sn is bellow 10 ppm;Uitra Purity Tellurium:Te-06 Grade 99.9999. The ... Ni, Pb, Se, Si & Zn is bellow 1 ppm;Uitra High Purity Tellurium:Te-07 Grade 99.99999. The ...