... Sulphate Hepta 2,Purity Zn 22% min 3,Appearance white powder 4,Use for Agriculture Grade 1,Product name Zinc Sulphate Hepta2,Purity Zn 22 ... % min3,Appearance white powder4,Use for Agriculture GradeSpecificationsZinc Sulphate HeptaZn 22% minPb ... Oxide Green,Sodium Bichromate,Chrome Acid,Magnesium Sulphate,Sodium Metabisulphate,Kieserite,Magnesium Carbonate Light, ...