PEG3-(CH2CO2H)2，3,6,9-Trioxaundecanedioic acid，3,6,9-三噁十一烷二酸

N-(Boc-PEG3)-N-bis(PEG3-acid)

tBOC-NH-PEG-SVA，MW:1000

m-PEG10-NHS ester

tBOC-NH-PEG-SVA，MW:20000

Amino-PEG2-acid，Amino-PEG2-C2-acid，H2N-PEG2-COOH

t-Boc-N-amido-PEG11-amine，Boc-PEG-amine (n=11)

PC Alkyne-PEG4-NHS carbonate ester

N-(Azido-PEG4)-N-bis(PEG4-NHS ester)

17-(Bromoacetamido-PEG9-ethylcarbamoyl)heptadecanoic acid

m-PEG16-azide

Azido-PEG4-amine，14-Azido-3,6,9,12-tetraoxatetradecan-1-amine

N,N'-bis-(acid-PEG3)-Benzothiazole Cy5

NH2-PEG4-Glu(OH)-NH-m-PEG24

Biotin-PEG11-azide，生物素-PEG11-叠氮化物

AminooxRuixiG2-methane，m-PEG2-Amino

Bromoacetamido-PEG5-azide

m-PEG37-acid

PEG5-Tos，Tetraethylene glycol monotosylate

m-PEG4-hydrazide