1-Propanesulfonic acid, 3-hydroxy-, methacrylate, sodium salt 2-Propenoic acid, 2-methyl-, 3-sulfopropyl ester, sodium salt 2-Propenoic acid, 2-methyl-, 3-sulfopropyl ester, sodium salt (1:1) 3-Sulfopropyl methacrylate sodium salt Methacrylic acid, ester with 3-hydroxy-1-propanesulfonic acid, sodium salt SODIUM 3-(METHACRYLOYLOXY)PROPANE-1-SULFONATE Sodium 3-(methacryloyloxy)propanesulfonate Sodium 3-sulfopropyl methacrylate Sodium sulfopropyl methacrylate