Propargyl-PEG4-CH2CO2-NHS CAS# 2144777-76-2 formule: C15H21NO8 purity: ≥95%. 3000+ high purity PEG Linkers in stock. Support custom synthesis.Fast Shipping.
Polyethylene Glycol PEG Linkers > Propargyl PEG > Propargyl-PEG-CH2CO2-NHS
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