Ferrous Sulfate Heptahydrate [FeSO4.7H2O] [CAS_7782-63-0] 99.6+%, Blue Green Crystals (50 Lb Bag)

Wintersun code: 06-002 CAS Number: 7782-63-0 Molecular Formula: FeSO4.7H2O Molecular Weight: 278 g/mol Sales Specs Iron (Fe++): 20.0% min - 21.5% max Assay: 99.6% min - 107.0% max Appearance: Hygroscopic, blue green crystals, monoclinic, effloreces in dry air, becomes yellow/brown when stored for extended periods of time, forming a layer of ferric sulfate Packing In 50 lb bag