Tos-PEG4-t-butyl ester，Tos-PEG4-Boc

mPEG-Bromide，mPEG-Br，MW：5000

N-methyl-N'-methyl-O-(m-PEG4)-O'-(propargyl-PEG4)-Cy3

DNP-PEG3-azide

Tetrazine-PEG-SH， Tetrazine-PEG-Thiol，MW：2000

聚乳酸共聚物PLA-PEG-MAL,MW:2000.3400 PLA共聚物

Azido-PEG8-TFP ester，N3-PEG8-TFP ester

8-Arm PEG-SH，8-Arm PEG-Thiol，MW：1000

DBCO-PEG-ALD，DBCO-PEG-Aldehyde，MW：10000

Dopamine-PEG-Dopamine，DOPA-PEG-DOPA，MW：1000

(S, R, S)-AHPC-PEG4-acid

Me-Tetrazine-PEG2-Me-Tetrazine

endo-BCN-PEG2-Biotin

Me-Tetrazine-PEG4-amine HCl salt

DSPE-PEG10-Azide

N-(m-PEG4)-N'-(azide-PEG3)-Cy5

(S, R, S)-AHPC-PEG8-acid

N-(m-PEG4)-N'-(acid-PEG3)-Benzothiazole Cy5

4-Arm PEG-VS，4-Arm PEG-Vinylsulfone，MW：5000

SPDP-PEG-ALD，Aldehyde-PEG-SPDP，MW：2000