... 3,Package : Plastic barrel or tank vehiCle 4,Appearance : Brownish liquid · Chemical name : Ferric chloride solution· Molecular formula : FeCl3· Molecular weight ... , no need for dissolution. •Saves 30% of cost compared with liquid/solid aluminum sulfate, polyaluminum chloride, polyferric sulfate. •Good flocculation property ... .5Cu, %≤0.1Zn, %≤0.1Cr, %≤0.1Pb, %≤0.1 40% Yellow Ferric chloride solution