... medicine and public health and food industry, zinc oxide with hemostasis function. in the glass industry, zinc oxide used in specialty glass products; in ... with outer polypropylene woven bag, 25kg, 50kg, big sack bag Zinc Oxide Grades : Indirect process Zinc Oxide, Direct Process Zinc Oxide, Calcined Zinc Oxide, Feed Grade Zinc Oxide, Pharmaceutic Zinc Oxide, nanometer Zinc Oxide, etc.