2-(2-(2-(Octylphenoxy)ethoxy)ethoxy)ethanesulfonic acid, sodium salt 67923-87-9 EINECS 267-791-4 Ethanesulfonic acid, 2-(2-(2-(octylphenoxy)ethoxy)ethoxy)-, sodium salt Sodium 2-(2-(2-(octylphenoxy)ethoxy)ethoxy)ethanesulphonate