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

N-(Azido-PEG2)-N-Fluorescein-PEG4-acid

N-methyl-N'-(propargyl-PEG4)-Cy5

m-PEG36-azide

Bromoacetamido-PEG8-t-butyl ester，Bromoacetamido-PEG8-Boc

17-(Amino-PEG6-ethylcarbamoyl)heptadecanoic t-butyl ester

N-(Azido-PEG2)-N-Boc-PEG3-NHS ester

17-(Bromoacetamido-PEG9-ethylcarbamoyl)heptadecanoic t-butyl ester

N-(Azido-PEG3)-N-(PEG2-NH-Boc)-PEG3-acid

Fmoc-Lys (biotin-PEG4)-OH

Bromo-PEG1-CH2CO2tBu，Bromo-PEG1-CH2-Boc

1,1,1-Trifluoroethyl-PEG4-amine

m-PEG6-CH2COOH

Fluorescein-triazole-PEG5-DOTA

THP-PEG5，THP-PEG4-OH

m-PEG5-sulfonic acid

NH2-PEG4-Lys(t-Boc)-NH-m-PEG24

m-PEG7-t-butyl ester，m-PEG6-Boc

DBCO-PEG-DBCO，MW：10000

Fmoc-NH-PEG-SCM，MW：10000