Synonyms: Poly(oxy-1,2-ethanediyl), .alpha.-hydro-.omega.-hydroxy-, ether with 1,2,3-propanetriol monooctadecanoate (2:1);Poly(oxy-1,2-ethanediyl), alpha-hydro-omega-hydroxy-, ether with 1,2,3-propanetriol monooctadecanoate (2:1) (EO 10-50 mol);Ethoxylated glyceryl monostearate;Poly(oxy-1,2-ethanediyl), .alpha.-hydro-.omega.-hydroxy-, ether with 1,2,3-propanetriol monooctadecanoate