Ammonium ferrous sulfate hexahydrate 7783-85-9

Product Deail

Ammonium ferrous sulfate hexahydrate

Another name】Ferrous ammonium alum; Low iron vitriol; Mohr's salt; Moore salt; Martians salt.

Description】Pale blue-green crystals or particles, relative density 1.864, light sensitive, gradually weathering and oxidizing in air. Decompose at about 100-110℃, soluble in water, insoluble in alcohol.

Test item




Assay[(NH4)2Fe(SO4)2•6H2O] /%







Water insoluble /%



Chloride(Cl) /%



Phosphate(PO4) /%

≤0.000 5


Manganese(Mn) /%



Ferric iron(Fe3+) /%



Copper(Cu) /%



Zinc(Zn) /%



Lead(Pb) /%



Ammonia water does not precipitate (as SO4) /%



Use】Used for analytical reagents, such as preparation of ferrous ion standard solution; Also used as polymerization catalyst; Can be used as water purification agent; Raw materials for the preparation of other iron compounds, such as iron oxide pigments, magnetic materials, yellow blood salts and other iron salts; Can be used as a mordant in printing and dyeing industry; Used for tanning leather in the leather industry; Used as an antiseptic in the wood industry.