Carboxy-PEG4-phosphonic acid ethyl ester CAS# 1964503-39-6 formule: C15H31O9P purity: ≥95%. 3000+ high purity PEG Linkers in stock. Support custom synthesis.Fast Shipping.
Polyethylene Glycol PEG Linkers > Phosphonate PEG > Carboxy-PEG-phosphonic acid ethyl ester
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