mPEG-Chloride，mPEG-Cl，MW：1000

Azido-PEG4-CH2CO2H

Tos-PEG3-methyl ester

Acid-PEG4-NHS ester

DSPE-PEG4-Azide

DSPE-PEG-PTP，MW：10000

Bromo-PEG2-phosphonic acid diethyl ester

Cbz-N-amido-PEG6-acid，Cbz-NH-PEG6-C2-acid

Azido-PEG5-CH2CO2-t-Bu，Azido-PEG5-Boc

N-Fmoc-N'-(azido-PEG4)-L-Lysine- PFP ester

Mal-PEG1-NHS ester

DSPE-PEG-SP94，MW：3400

DSPE-PEG11-NHS ester

Azido-PEG3-succinimidyl carbonate，Azido-PEG3-O-NHS ester

Tos-PEG3-CH2CO2H

Dopamine-PEG-MAL，Maleimide-PEG-DOPA，MW：5000

Bis-PEG9-PFP ester

Mal-amido-PEG24-NHS

DSPE-PEG9-Azide

t-Boc-N-Amido-PEG4-Ms，Boc-NH-PEG4-Ms