68987-89-3 Poly(oxy-1,2-ethanediyl), alpha-(carboxymethyl)-omega-hydroxy-, C8-18 and C18-unsatd. alkyl and (octyl or nonyl)phenyl ethers, sodium salts Poly(oxy-1,2-ethanediyl), alpha-(carboxymethyl)-omega-hydroxy-,C8-18 and C18-unsatd. alkyl and (octyl or nonyl)phenyl ethers, sodium salts