... Zinc Sulfate Monohydrate Tech 98%/Feed 94.7% White powder Used as raw material,for fiber,feed additive water treatment,etc. Zinc Sulfate MonohydrateAppearance: White powder ... .Specification:Industrial gradeZinc sulphate MonohydratPurity≥98%Zinc(Zn)≥35 ... also used in synthetic fiber industry, zinc plating, pesticides, mordant agent of printing ...