... ) ISO9001 Zinc oxide (ZnO), commonly known as zinc white, is an outcome of zinc by oxidation. Insoluble in water, soluble in ... /T3185-92) and ISO9001-2008Molecular formula: ZnO Molecular Weight: 81.39 Properties: White or light yellow powder, density 5.606, melting ... point 1975 °, is an amphoteric oxide, soluble in acid and alkali, insoluble in water ...