FeSO4.7H2O 98% cas:7782-63-0 light green crystal for fertilier,water treatment, mining usage FeSO4.7H2O 98% [Product Name]: Ferrous Sulfate [Molecular Formula]: FeSO4.7H2O[Packing]: plastic lined woven bag .[ Weight]: 25kg/bag. [Properties]: Ferrous sulfate is blue green monoclinic crystal or grain, used in pesticide, pigment, medicine, or reagent of chromatographic analysis [Quality Index]: ...