... 30 years. 2.Good quality with competitive price 3.Indirect Zinc Oxide Zinc OxideCAS NO:1314-13-2Molecular Formula: ZnOEINECS NO: 215- ... %, , 98%, 95%Grade Standard: Electron, Rubber, Agriculture, Ceramics, painting, Nano Grade etc.Packing: 25kg or 50 pp woven bags, or ... , pottery and porcelain, glass and other chemical industry.Specifications- Direct Zinc Oxide 99.5% ~90%, etc.- Indirect ZnO: 99.9%~99 ...