CAS 119438-10-7 appears in our catalog under these names: POLY(ETHYLENE GLYCOL) (CA. 20 EO) 4-NON&, Poly(oxy-1,2-ethanediyl), α-(4-nonylphenyl)-ω-(3-sulfopropoxy)-, potassium salt (1:1). Offered by: Sigma-Aldrich, Chemat. Available pack sizes: 100G, 250G, 1g, 5g, 25g.