CAS 27119-07-9 appears in our catalog under these names: Poly(2-acrylamido-2-methyl-1-propanesulfonic acid), 10 wt% aq.sol., ca. MW 800,000, POLY(2-ACRYLAMIDO-2-METHYL-1-PROPANE- &, POLY(2-ACRYLAMIDO-2-METHYL-1-PROPANE-. Offered by: Thermo Scientific (Acros), Sigma-Aldrich. Available pack sizes: 25g, 100g, 500g, 250G.