CAS No.: [ CAS 13478-10-9 ]Molecular formula: FeCl2.4H2OMolecular weight: 198.71Property: blue-green crystal; deliquesce; soluble in water, alcohol and acetic acid, lightly soluble in acetone and insoluble in etherUses: waster water treatment, reducing agent, mordant in dyeing, rmaceutical, metallurgy and togra field.Enterprise standard: Factory standardÂ