... % minZinc Oxide Grades : Indirect process Zinc Oxide, Direct Process Zinc Oxide, Calcined Zinc Oxide, Feed Grade Zinc Oxide, Pharmaceutic Zinc Oxide, nanometer Zinc Oxide, etc ... bag or as required by the customerDirect process zinc oxide quality meet standard of GB/T3494-1996 Classification Dry ... Process Zinc-Oxide Wet Process zinc_OxideKS-1(JIS-1,JIS2)KS-2 ...