109909-40-2 Emery 6724 Poly(oxy-1,2-ethanediyl), alpha-(1-oxononyl)-omega-methoxy- Polyethylene glycol 400, monopelargonate methoxy capped Polyethylene glycol monomethylether nonanoate alpha-(1-Oxononyl)-omega-methoxypoly(oxy-1,2-ethanediyl)