Obychnye khimikaty
2026-07-19
二(N-琥珀酰亚амин)PEG-二кислота
O，O'-Bis[2-(N-Succinimidyl-succinylamino)ethyl]polyethylene glycol
O，O'-Bis[2-(N-Succinimidyl-succinylamino)ethyl]polyethylene glycol average Mn2，000