Ammonium ferrous sulfate, Mohr salt

[English name]ammonium ferrous sulfate;Mohr` salt

[structure or molecular formula]

FeSO 4 ·[NH 4 ] 2 SO 4 ·6H 2 O

[density] 1.864

【Properties】

Transparent light blue monoclinic crystal.

【Solubility】

Soluble in water, insoluble in ethanol.

【use】

Quantitative analysis is often used as the calibration standard substance solution weight chromium, potassium permanganate, potassium, etc., and for medicine, plating.

[preparation or source]

After the solution was mixed with a solution of ammonium ferrous sulfate, and concentrated to crystallization and prepared.

【other】

The crystal water was lost at about 100 °C. Stable in the air.

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