Water Treatment Scale Inhibitor 50% Acrylic Maleic Acid Copolymer MA/AA CAS 26677-99-6 MA/AA is a low molecular weight polyelectrolyte, prepared by copolymerization of maleic acid and acrylic acid in a certain proportion. It has a strong dispersing effect on carbonates and other substances, high thermal stability, and can be used under harsh conditions such as high temperature of 300℃. It has good compatibility and synergistic effect with other water treatment chemicals.