21024ES Ethylene glycol-bis(succinic acid N-hydroxysuccinimide ester)(EGS) 乙二醇双(丁二酸N-羟基琥珀酰亚胺酯) CAS号(CAS NO.)70539-42-3分子式(Molecular Fomular)C18H20N2O12分子量(Molecular Weight)456.36纯度(Purity)97%外观(Appearance)白色粉末结构(Str Specs 2 sizes Yeasen $56.67 Inquire询 Detail详 21024ES60 100 mg $408.00 21024ES76 500 mg $1,708.00