Biotin-PEG2-amine is a high-purity PEG linker with a biotin specifically for high-affinity binding and a primary amine for versatile conjugation. The PEG2 spacer improves solubility and flexibility for efficient bioconjugation.
Polyethylene Glycol PEG Linkers > Biotin PEG > Biotin-PEG-amine
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