Mainly used in the metal's(silver,lead,nickel,zinc,copper) antirust and corrosion moderating, widely used in antirust oil, copper and alloy copper's moderating corrosion, water circulation treatment, antifogging agent,macromolecule stabilizer,plant growth regulator, lubricating oil additive, ultraviolet absorber etc.. This product also can cooperate with many kinds of dirt prevention and germs killing,especially and household detergent to the corrosion.