1.good 99.5% and 99.7% Zinc Oxide 2.tech grade 3.low price and delivery immediately Zinc Oxide White Powder 99.7% Packing:25kg ... aqueous solution , ammonium chloride.3. Application: Zinc Oxide can be added into various materials and products, including rubber industry, plastics, ceramics, glass, cement ... service3,Fast sample,best price.4,Small quantity is welcomed Zinc Oxide for rubber vulcanization