Poloxamer 181, Surfactant

Molecular Formula
HO(C2H4O)a(C3H6O)b(C2H4O)aH
Catalog Number
P1162
Supplier/Brand
Spectrum Chemical
CAS Number
9003-11-6

Poloxamer 181, Surfactant is a nonionic triblock copolymer. It is made up of a main hydrophobic chain of polyoxypropylene bordered on each side by two hydrophilic chains of polyoxyethylene. These surfactants are commonly used in industrial applications, cosmetics, and pharmaceuticals. They have also been evaluated for various drug delivery applications and were shown to sensitize drug resistant cancers to chemotherapy. Ungraded products supplied by Spectrum are indicative of a grade suitable for general industrial use or research purposes and typically are not suitable for human consumption or therapeutic use.


Synonyms: PEG/PPG-3/30 Copolymer ; Pluronic L61

Shipping Information


Tariff No. 3402130000

prop65WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

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2023