8-Arm-PEG-Biotin (MW 400)
https://www.mrna-assaydevelopment.com/shop/cell25sk34394-8-arm-peg-biotin-mw-400-86792
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8-Arm-PEG-Biotin (MW 400) is a multiarmed PEG derivative with biotin at each terminal of the eight arms. 8-Arm-PEG-Biotin (MW 400) is for PEGylation by binding to streptavidin and avidin with high affinity and specificity.
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