Bis-propargyl-PEG18 CAS# 124238-56-8 formule: C40H74O18 purity: ≥95%. 3000+ high purity PEG Linkers in stock. Support custom synthesis.Fast Shipping.
Polyethylene Glycol PEG Linkers > Propargyl PEG > Bis-Propargyl-PEG
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