... .5 Zinc Oxide Grades :Rubber grade zinc oxide,Chemical Grade Zinc Oxide,coating and paint grade zinc oxide,Feed Grade Zinc Oxide,Pharmaceutical grade zinc oxide,Zinc oxide for cosmetic purpose,Zinc Oxide for top-grade ceramics,zinc oxide forsoft ... use of such magnetic materials. 6. Pharmaceutical grade zinc oxide is mainly used for the production of creams, tablets, capsules and injectable drugs ...