Description
Poloxamer 331 is a nonionic triblock copolymer. It is made up of a main hydrophobic chain of polyoxypropylene bordered on 1-EAch side by two hydrophilic chains of polyoxyethylene. Ungraded products supplied by Spectrum are indicative of a grade suitable for general industrial use or res1-EArch purposes and typically are not suitable for human consumption or therapeutic use.