N-Desthiobiotin-N-bis(PEG4-NHS ester) CAS# 2353409-61-5 formule: C40H65N5O18 purity: ≥95%. 3000+ high purity PEG Linkers in stock. Support custom synthesis.Fast Shipping.
Polyethylene Glycol PEG Linkers > Branched PEG > Branched Biotin PEG
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