Hydrolyzed Polymaleic Anhydride (HPAA)
Appearance:Dark umber liquid.
HPAA main type:
HPAA is mainly used as cathode corrosion inhibitor in circulating cool water systems in fields such as steel & iron, petrochemcal, power plant and medical industries, suitable for low hardness and easily corrosive water quality. When built with zinc salt, the effect is even better.