... +99.999% Zinc (Zn)1, Physical character:Atomic Weight: 65. ... Point: bp: 908 °C2, Specification:High Purity Zinc:Zn-05 Grade 99.999. The content of Zinc is ... above 99.999%. The total content of Ag, Al, Cd, As, Co, Cu, Fe, In, Mg, ... & Sn is bellow 10 ppm;Uitra Purity Zinc:Zn-06 Grade 99.9999. The content of Zinc is ... above 99.9999%. The total content of Ag, Al, Cd, As, Co, Cu, Fe, In, Pb ...