... ,SGS 99.5% 99.7%Zinc Oxide Zinc oxide (ZnO): commonly known as zinc white, is an outcome of zinc by oxidation. Insoluble in water ... , soluble in acid and alkali. Zinc oxide as chemical additives is usually and widely used in plastic ... , food, batteries, flame retardants and other relevant fields. Our Zinc Oxide is processed by indirect Process, Powder and Granules.in accordance ...