Hydrated ferrous ammonium sulphate, Fe(NH₄)₂(SO₄)₂·6H₂O, a stable, light green, deliquescent crystalline salt used in volumetric analysis as a source of ferrous iron.
Origin
Early 20th century.
Definition of Mohr's salt in US English:
Mohr's salt
noun
Chemistry
Hydrated ferrous ammonium sulphate, Fe(NH₄)₂(SO₄)₂·6H₂O, a stable, light green, deliquescent crystalline salt used in volumetric analysis as a source of ferrous iron.