Dde PEG4-NHS ester constitutes a PEG linker comprised of a hydrazine-cleavable Dde moiety and NHS ester to directly and efficiently react with amine-bearing molecules. Under mild conditions (2% aqueous hydrazine), the Dde liner is cleaved, releasing the biotin tag and any avidin conjugate bound to it. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.
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