Being the acidic attaching kimono removal medicine and the removal medicine of the acidic attaching

摘要

PROBLEM TO BE SOLVED: To effectively remove an acidic deposite attached to a combustion apparatus of boiler, etc., while preventing corrosion.;SOLUTION: The method for removing the acidic deposite comprises spraying a cleaning liquid obtained by including an acidic deposite containing an alkali metal carbonate and/or an alkali metal hydrogencarbonate and a silicic acid alkali metal salt into water into a material to be cleaned to which the acidic deposit containing a sulfur compound is attached.;COPYRIGHT: (C)2007,JPO&INPIT