Azido-PEG3-CH2CO2-NHS is a high-purity PEG linker with an azide for click chemistry and an NHS ester for amine coupling. The PEG3 spacer specifically enhances solubility and flexibility for efficient bioconjugation.
Polyethylene Glycol PEG Linkers > Azide PEG > Azido-PEG-CH2CO2-NHS
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