CAS NO. : 1314-13-2 EINECS: 215-222-5 Molecular Formula : ZnO Molecular Weight :81.38 Properties : White powder,stable under normal temperature, good hiding power and colouring power.Insoluble in water and alcohol ,soluble in acid ,alkali and amkonium solution. Use :Zinc Oxide Pharmaceutical Grade BP2008 with GMP and DMF is mainly used for medicine,cosmetic,plaster,bandage,adhesive plaster,dental impression paste zinc ointment and etc Storage : Preserve in well closed containers Packing : 25Kg woven bags lined with plastic bag(special packing can be made according to clients' requirement). Specification: Zinc Oxide Pharmaceutical Grade BP2008 ( % ): index item standard Assay(ZnO) 99.0%-100.5% Alkalinity According to the test Carbonates and substances insoluble in acid according to the test Arsenic(As) Not more than 5ppm Cadmium(Cd) Not more than 10ppm Iron(Fe) Not more than 200ppm Lead(Pb) Not more than 50ppm Loss on Ignition(500'C) Not more than 1.0%