Product Description
Glutaric acid-PEG-Glutaric acid (GA-PEG-GA) is one type of linear bifunctional PEG carboxylic acid reagents. There is a C3 ester linkage linkage between PEG and the carboxy COOH group. PEG carboxyl acid can be used to react with amine groups with peptide coupling reagents such as NHS and DCC, EDC.