Ammonium Ferrous Sulphate, Colour : Indigo

Ammonium Ferrous Sulphate, also known as Mohr's salt, is a double salt with the chemical formula (NH₄)₂Fe(SO₄)₂·6H₂O. It appears as pale green crystals or granules and is highly soluble in water. This compound is valued for its role as a source of iron in various industrial and laboratory applications, including analytical chemistry and microbiology. In industry, it is utilized in wastewater treatment processes and as a reducing agent in chemical synthesis. In the laboratory, it finds use in titration methods and as a constituent in growth media for certain microorganisms. Ammonium Ferrous Sulphate is also employed in educational settings for practical demonstrations due to its distinctive color and properties. Its controlled handling is essential due to its corrosive nature and potential health hazards if mishandled.