PEG-bis-Succinimidyl Oxyglutaryl, MW 1,000 is a polyPEG linker with two NHS ester groups. The hydrophilic PEG spacer increases solubility in aqueous media. The NHS ester can be used to label the free amino groups (-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules. Reagent grade, for research use only.
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