RECYCLING METHOD OF IRON POWDER FOR ARSENIC REMOVAL

摘要

PROBLEM TO BE SOLVED: To provide a recycling method of iron powder for arsenic removal, which is generally disposable. SOLUTION: The recycling method of the iron powder for the arsenic removal comprises the step of contacting the iron powder containing arsenic with an acid aqueous solution in which pH is 2 or less. COPYRIGHT: (C)2008,JPO&INPIT