Zinc oxide is white powder, with good hiding power and tinting power, widely used in printing & dyeing, rubber, coating, pharmacy,ink, cable, electronics, phosphor, catalysts. Zinc oxide (dry goods basis)% 99.7 Lead oxide(Pb)% 0.37 The manganese oxide is in terms of Mn% 0.0001 Copper oxide in terms of Cu% 0.0002 insoluble matter% 0.006 Burning reduction% 0.2 Screen residue (45um)% 0.10 Water-soluble% 0.10 CAS No.:1314-13-2 MF:ZnO EINECS No.:215-222-5 Appearance:white powder MOQ:1MT Package: 25kgs paper-plastic bag Free sample, courier charge collected, and it will be returned in future order.