2-Propenoic acid, 2-methyl-, 2-hydroxyethyl ester, polymer with methyl 2-propenoate, 2-propenamide and 2-propenoic acid, ammonium sodium salt 71042-87-0 Acrylamide, acrylic acid, methyl acrylate, 2-hydroxyethyl methacrylate polymer, sodium ammonium salt