Ferric Chloride is commercially used in potable water treatment and wastewater treatment.
It is sold commercially in solution form and the solution is a characteristic red brown color. The solution is acidic and corrosive to most metals. It is regarded as hazardous in terms of handling and transport. Ferric Chloride is highly acidic, and the solution contains free hydrochloric acid. The chemical is normally supplied as a solution of about 40% strength as FECL3 with a SG of about 1.4 & pH less than 1.
