甲氧基聚乙二醇叶酸 mPEG-Folate mPEG-FA

四臂聚乙二醇叔丁酯 4arm-PEG-Tert

炔基聚乙二醇巯基吡啶 Alkyne-PEG-OPSS

N-(Biotin)-N-bis(PEG1-alcohol)

DBCO-PEG8-acid，DBCO-PEG8-COOH

Lipoic acid-PEG-NHS，LA-PEG-NHS，MW:20000

N-Boc-PEG8-alcohol，八聚乙二醇-叔丁氧羰基

DOTA-PEG5-C6-DBCO

t-Boc-N-amido-PEG4-CH2CO2H，Boc-NH-PEG4-CH2COOH

Amino-PEG5-alcohol，NH2-PEG5-OH

Bis-PEG18-acid

Biotin-PEG4-NHS ester

DBCO-PEG10-DBCO

Biotin-PEG4-TFP ester

Benzyloxy carbonyl-PEG4-NHS ester

m-PEG36-amine

Bis-PEG6-acid，4,7,10,13,16,19-Hexaoxadocosane-1,22-dioic acid

NH-bis(m-PEG8)

NH-bis(PEG4-Boc)，NH-bis(PEG4-C2-NH-Boc)

N-methyl-N-(t-Boc)-PEG4-acid