poly(ethyleneglycol)(ca.7eo)n-alkyl(c13-c15 POLYETHYLENEGLYCOL ALKYL (3-SULFOPROPYL) DIETHER, POTASSIUM SALT RALUFON (R) F 11-13 Heptaethylene glycol-alpha-alkyl (C13-C15)-alcohol-omega-(3-sulfopropyl)-di-ether Isotridecyl-alcohol-ethylene oxide (4 mole)-sulfopropyl ether, K-salt Pentaethylene glycol-alpha-alkyl (C13-C15)-alcohol-omega-(3-sulfopropyl)-di-ether RALUFON F 11-13 RALUFON F 4-I