1.Chemical name: Ferrous sulphate mono 2.Molecular formula: FeSO4.nH2O 3.Molecular weight: 278.02 4.Cas No.:17375-41-6 5.Character: Pale, blue-green crystals or granules that are efflorescent in dry air, in moist air, it oxidizeds readily to form a brown-yellow basic ferric sulfate. It's soluble in water, insoluble in ethanol. 6.Usage: It is used as nutrient, fruit and vegetable chromogenic reagent. 7.Packing:It is packed with palstic bag as inner layer and a compound plastic woven bag as ourter layer. The net weight of each bag is 25kgs 8.Storage and transportation. It should be stored in a dry and ventilative warehouse ,kept away from Heat and moisture. Unload with care ,so as to avoid damage. Furthermore, it must be stored separately from poisonous substance.