DBCO-PEG4-acid，DBCO-PEG4-COOH

Gly-PEG3-amine,TFA salt，Gly-PEG3-amine

PC Biotin-PEG3-alkyne

endo-BCN-PEG12-NHS ester

Biotin-PEG24-acid

t-Boc-N-amido-PEG12-acid，Boc-NH-PEG12-CH2CH2COOH

TCO-PEG24-DBCO

Amino-PEG5-alcohol，NH2-PEG5-OH

N-(Amino-PEG3)-N-bis(PEG3-acid) HCl salt

BDP FL-PEG5-propargyl

Bromo-PEG3-bromide，1,11-ibromo-3,6,9-trioxaundecane

N-(Propargyl-PEG4-carbonyl)-N-bis(PEG1-methyl ester)

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

Azide-PEG-Rhodamine B，N3-PEG-RB，MW：2000

Propargyl-PEG7-alcohol

Amino-PEG10-amine，NH2-PEG10-CH2CH2NH2

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

Amino-PEG11-t-butyl ester，H2N-PEG11-CH2CH2COOtBu

Propargyl-PEG4-(CH2)3-methyl ester

tBOC-NH-PEG-SVA，MW:2000