Product Details  1.Zinc Oxide 2.purity: 99.5% 99.7% 3.Technical grade 4.cas NO:1314-13-2 5:package:according to your requirement  Zinc oxide is the most widely used oxide ,it is a very important chemical raw material,is mainly used in rubber, paint, cable, pharmaceutical, chemical, and paper industries .White hexagonal crystals or powder,Unscented,M.W is 81.37,the melting point is about 1975 , not soluble in water and alcohol,but it soluble in acid, sodium hydroxide solution, ammonium chloride,the relative density (water = 1)is 5.606. Zinc oxide can be used as a paint pigment and rubber filler,Medically,it can be used for the system ointment, zinc paste, plaster, etc.