4-Arm PEG Acid (4-Arm-PEG-COOH) (1g)
4Arm-PEG-acid is a homo-multi-functional PEG reagent with a carboxyl group on each terminal of 4 arms.
COOH group can be used to react with amine groups with peptide coupling reagents such as NHS and DCC, EDC.
SKU: 4APEGCOOH-1g Category: CellPhilic™ Hydrogels
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