... 5% and 99.7% Zinc Oxide 2.factory supply, tech grade 3.low price and delivery immediately Zinc ... white or powder, no smell, be insoluble in water , alcohol , dissolve in acid , sodalye aqueous solution , ammonium chloride.3 ... fire retardants, etc.4. Packing: It is packed with polyethylene bag as liner,and a compound plastic woven bag ... ,Small quantity is welcomed Zinc Oxide factory in China 99.7% 99.5%