algon ST 1000 crodet S 100 hallstar peg 4400 MS 2- hydroxyethyl octadecanoate (peg-100) lipopeg 100-S myrj S100 poly(oxy-1,2-ethanediyl), .alpha.-(1-oxooctadecyl)-.omega.-hydroxy- (100 mol EO average molar ratio) polyethylene glycol (100) monostearate polyethylene glycol 100 stearate polyoxyethylene (100) monostearate polyoxyethylene (100) stearate polyoxyl 100 stearate cas:9004-99-3