... processing to produce Zinc Oxide; Vapor Deposition method to produce ZnO can assure to get high purity ZnO and samll size ... powder; Raw materials is refining 5N Zinc;Zinc oxide (ZnO)1, ... , Al, As, Cu, Cd, Co, Fe, In, Mg, Ni, Pb & Sn is bellow 10 ppm;3, Physical Size:Powder ... Packing:It is packed in a polyethylene bottle. Highg purity Zinc Oxide+99.99%+99.999%