Zinc Sulphate Mono is used in Fertilizer,feed etc. Zn:22%min Export to INDONESIA,BANGLADESH,SOUTH AMERICA,EGYPT etc. Zinc Sulphate Mono PowderApperance:Fine ... white Free Flowing Powder.Specification: Purity 98%MIN ZN 35.5 ... AMERICA,EGYPT,INDONESIA,MALAYSIA,UKRAINE,VIETNAM,AUSTRLIA,NEWZELAND etc. zinc sulphate mono