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NHS-OCOO-PEG-COO-NHS, Mw 10,000Chemical Name: α-(Succinimidyloxycarbonyl)-ω-(succinimidyloxycarboxy), polyoxyethylene
NHS-OCOO-PEG-COO-NHS, Mw 40,000Chemical Name: α-(Succinimidyloxycarbonyl)-ω-(succinimidyloxycarboxy), polyoxyethylene