Zinc Oxide(zno) used for rubber, ceramics, medicine, paint, printing & dyeing, magnetic, electronics, fodder, picture tube, etc. Zinc oxide of indirect method Molecular formula:ZnO Molecular weight:81.38 Properties: this product is white powder, with specific weight of 5.606 and melting point of 1975oC. It is a kind of amphoteric oxide. , dissolving in acid, alkali, ammonium chloride and ammonia ...