... high purity alloy, transistor base and as a dopant of Indium (In)1, Physical character:Atomic Weight: 114 ... of Ag, Cd, Cu, Fe, Mg, Ni, Pb & Zn is bellow 0.1 ppm;3, Physical Size:Virgulate, Ingot ... , Granule.4, Usage:It is mainly used in the manufacture of III-V compound ... purity alloy, transistor base and as a dopant of Germanium & Silicon single crystal.5, Packing:It ...