Synonyms: SU-OOC-PEG(8)-SS-PEG(8)-COO-SU;N-HYDROXY-SUCCINIMIDY-PROPIONATE OCTA(ETHYLENE GLYCOL)-DISULFIDE;4,7,10,13,16,19,22,25,32,35,38,41,44,47,50,53-Hexadecaoxa-28,29-dithiahexapentacontanedioic acid di-N-succinimidyl ester;PEG NHS ester disulfide (n=7)