Product Name: Reagent Grade Ferrous Sulphate Model NO.: reagent grade Grade Standard: Food Grade Appearance: Granular Type: Ferrous Sulfate Purity: ?99% Certification: CCIC, CIQ, RoHS, ISO, Sinosure Trademark: kolod Transport Package: 25kgs Kraft Paper Bag Specification: FCCVII, BP, USP Origin: Lianyungang, China HS Code: 28332910 Product Description 1.Chemical name: Ferrous Sulfate2.Molecular formula: FeSO4..7H2O3.Molecular weight: Heptahydrate 278.034.Cas No.:7782-63-05.Character: Heptahydrate. it is blue-green crystals or granules, odorless with astringency. In dry air . It's efflorescent. In moist air, it oxidizes readily to form a brow-yellow , basic ferric sulfate. It's soluble in water, insoluble in ethanol.6.Usage: It is used as nutritional supplement( iron fortifier)and fruit and vegetable colorant.7.Packing: It is packed with polyethylene bag as inner layer and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg8.Storage and transport: It should be stored in a dry and ventilative warehouse. Kept away from heat and moisture during transportation. Unloaded with care so as to avoid damage. Further more, it must be stored separately from poisonous substances.Name of IndexFCC VIIIndexContent %99.5-104.599.89Hg ≤%0.0001<0.0001As ≤%0.0003<0.0003Pb ≤%0.0002<0.0002