Ald-Ph-PEG2-NH-Boc

m-PEG5-NHS ester

m-PEG10-Tos

N-(m-PEG4)-N'-(azide-PEG4)-Cy7

Diketone-PEG4-Biotin

N-Boc-N'-(PEG1-t-butyl ester)-L-Lysine-OH

ICG-PEG-NHS，MW：10000

Bromo-PEG8-t-butyl ester，Bromo-PEG8-Boc

Mal-PEG1-Val-Cit-PAB-PNP

Azido-PEG9-acid

Ald-Ph-PEG6-t-butyl ester，Ald-Ph-PEG6-Boc

Azido-PEG24-NHS ester

m-PEG4-acid，m-PEG3-CH2CH2COOH

Bromo-PEG8-acid

Pyrene-PEG4-acid，Pyrene-amido-PEG4-CH2CH2COOH

m-PEG12-Mal

TCO-PEG3-Cyanine5，Cy5-PEG3-TCO

N-(m-PEG4)-N'-(hydroxRuixiG2)-Cy5

C11-PEG4-alcohol

3-(m-PEG12-ethoxycarbonyl)propanoic acid，m-PEG12-COO-propanoic acid