SODIUM ACRYLAMIDO-2-METHYLPROPANE SULFONATE; sodium 2-acrylamido-2-methylpropanesulphonate; sodium 2-acrylamido-2-methylpropane sulfonate; 2-acrylamido-2-methylpropanesulfonic acid sodium salt; SODIUM 2-ACRYLAMINO-2-METHYLPROPANE SULFONATE; cas : 5165-97-9