Amino-PEG3-CH2CO2-t-butyl ester

Aminooxy-PEG3-propargyl

Bromo-PEG1-CH2CO2H，(2-Bromoethoxy)acetic acid

Bromo-PEG6-bromide，溴代-六乙二醇-溴代

Methyltetrazine-PEG2-DBCO

Bromo-PEG3-CH2CO2H，Br-PEG3-CH2COOH

Biotin-PEG3-alcohol

Bis-PEG2-acid，3,6-dioxaoctanedioic acid，3,3'-[ethane-1,2-diylbis(oxy)]dipropanoic acid

VS-PEG-NHS，Vinylsulfone-PEG-NHS，MW：3400

Amino-PEG9-alcohol，NH2-PEG9-OH

Bis-PEG4-acid，4,7,10,13-Tetraoxa-hexadecan-1,16-dicarbonsaeure

ICG-PEG-NHS，MW：20000

Propargyl-PEG12-amine

N-(Azido-PEG3)-N-Fluorescein-PEG3-acid

N,N-diethanol amine-PEG4-tert-butyl ester，N,N-Diethanol amine-PEG4-Boc

DBCO-PEG8-DBCO

Bis-PEG25-acid

DNP-PEG3-DNP

Propargyl-PEG8-acid

Diazo Biotin-PEG3-azide，重氮生物素-PEG3-叠氮化物