Poloxamer 188 (P188), A Potential Polymeric Protective Agent for

polo188However, it has been reported that the combination of P188 with small molecule preservatives or with other surfactants can induce aggregate formation. 10, 17 Jacobs etPoloxamer 188 solid; CAS Number: 9003-11-6; Synonyms: Poly(ethylene glycol)-block-poly(propylene glycol)-block-poly(ethylene glycol),Lutrol F68 at Sma-Aldrich