Iron (II) Sulphate Heptahydrate - 99% Pure Technical Grade Powder Quick Dissolving Powder What is Iron Sulphate? Iron Sulphate is a compound containing an Iron atom and Sulphate molecule bonded together with an ionic bond. Iron Sulphate Anhydrous itself is rare and so its is mainly found in a hydrated form; the most common being heptahydrate with a blue/green crystal appearance. Iron Sulphate Properties At room temperature Iron (II) Sulphate Heptahydrate appears as a blue/green crystalline solid. Dehydration happens at 70oC and complete decomposition happens at 400oC. Iron (II) Sulphate Heptahydrate dissolves in water and the molecular formula for Iron (II) Sulphate Heptahydrate is FeSO4.7H2O.
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