... ammonium chloride solution, insoluble in water and alcohol.Grades Rubber grade zinc oxide,Chemical Grade Zinc Oxide,coating and ... sign by customers20'FCL with 20MTSUsageZinc oxide mainly uses in rubber Industry, Paints Industry, Ceramics Industry, floor tile, glass, ... spray, carbon dioxide or dry chemical powder. Don't attempt manual fire fighting. 99.7 Zinc oxide for rubber chemical white powder