Amino-PEG16-acid，NH2-PEG16-COOH

m-PEG8-t-butyl ester，m-PEG8-Boc

Azido-SS-PEG2-acid，Azido-C2-SS-PEG2-C2-acid

m-PEG4-hydrazide

t-Boc-N-Amido-PEG3-propargyl，Boc-NH-PEG3-propargyl

N-Boc-Azido-tris(ethylenoxy)-L-alanin，Azido-PEG3-Ala-Boc

Diazo Biotin-PEG3-DBCO

m-PEG24-acid

PC-Biotin-PEG4

t-Boc-N-amido-PEG24-acid，Boc-NH-PEG24-CH2CH2COOH

m-PEG10-t-butyl ester，m-PEG10-Boc

N-(t-Boc-N-amido-PEG10)-N-bis(PEG10-azide)

m-PEG8-alcohol，Octaethylene glycol monomethyl ether

m-PEG7-NHS ester

Bromo-PEG5-alcohol，Br-PEG5-OH

THP-SS-PEG1-t-butyl ester，THP-SS-PEG1-Boc

N-Boc-PEG6-alcohol，六聚乙二醇-叔丁氧羰基

t-butyl ester-PEG25-Amide-Tri(3-methoxypropanamide-PEG23-Azide) Methane

N-(DBCO-PEG4)-N-Biotin-PEG4-hydrazide TFA salt

tBOC-NH-PEG-SVA，MW:5000