Product name:4arm-PEG-TK-COOH
English name:4arm-PEG-TK-COOH
Specifications:100mg、500mg、Customizable
CAS NO.:NA
Molecular weight:2000、3400、5000,Customizable
Product name:COOH-PEG-TK-Mal
English name:COOH-PEG-TK-Mal
Specifications:100mg、500mg、Customizable
CAS NO.:NA
Molecular weight:2000、3400、5000,Customizable