1) 货号: PJK-402; 2) 中文品名: 4-臂 聚乙二醇-羟基, 20k ; 3) 英文品名: 4-Arm PEG-OH, 20k ; 4) 生产商: PEGWorks; 5) 描述: 4-Arm PEG-OH is a multi-arm polyethylene glycol with hydroxyl groups at each terminal of the four arms. Pentaerythritol core is used in 4arm PEG raw materials and derivatives. The indicated molecular weight of the multi-arm PEG is the sum of the molecular weights of all the arms.; 6) 规格: 10g 甄准免费