PCL(5k)-PEG(2k)-NHS is a monofunctional block copolymer with terminal active NHS ester which is reactive with amine (NH2). The copolymer consists of hydrophobic polycaprolactone (PCL) and hydrophilic PEG block which can self-assemble in water to form micelles used for controlled release drug delivery. Reagent grade, for research purpose.
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