Ferrous chloride tetrahydrate

Synonyms:Iron(II) chloride tetrahydrate

Molecular Formula:FeCl2.4(H2O)

Molecular Weight :198.81

CAS Registry Number:13478-10-9

Appearance: Blue-green crystal

Iron of High Valence:≤0.008%

Insoluble in water:≤0.01%

Sulphate(SO4)≤0.02%

Copper and other metal≤0.01%

alkaline-earth metals≤0.09%

As≤0.003%

Zn≤0.005%

Assay(FeCl2. .4H2O)≥99.5%

Usage:water treatement; ; reducing agen; dye mordant; pharmaceutical; metallurgy;  photograph.