N-Boc-PEG16-alcohol

Amino-PEG20-acid HCl salt

Amino-PEG2-amine，ethylene glycol bis(2-aminoethyl) ether

TAMRA-PEG3-biotin

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

Biotin-PEG5-azide，生物素-五聚乙二醇-叠氮

Bis-PEG2-NHS ester

Methyltetrazine-PEG8-DBCO

Amino-PEG5-amine，3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-amine

Boc-Gly-amido-(CH2)3-PEG3-(CH2)3-amine，Boc-Gly-amido-C-PEG3-C3-amine

t-Boc-Aminooxy-PEG10-acid

t-Boc-N-amido-PEG9-amine，Boc-amido-PEG9-amine，Boc-PEG-amine (n=9)

VS-PEG-NHS，Vinylsulfone-PEG-NHS，MW：20000

tert-butyl 6-(2,5-dioxo-2H-pyrrol-1(5H)-yl)hexylcarbamate，Mal-C4-NH-Boc

m-PEG2-DBCO

H2N-PEG6-OH，Amino-PEG6-alcohol，17-Amino-3,6,9,12,15-pentaoxaheptadecan-1-ol

DBCO-PEG4-biotin

Bis-propargyl-PEG8

DBCO-NH-Boc

N-(Fmoc-N-amido-PEG4)-N-Biotin-PEG4-t-Boc-Hydrazide