Bis-(N,N'-NHS-PEG4)-Cy5，Bis-(N,N'-PEG4-NHS ester)-Cy5

Fluorescein-PEG4-azide，Fluorescein-thiourea-PEG4-azide

Carboxyfluorescein-PEG12-NHS

Cy5-PEG5-azide

TAMRA-PEG4-Alkyne

Pyrene-PEG2-azide

N-(m-PEG9)-N'-(PEG5-acid)-Cy5

FAM Phosphoramidite,5-isomer，6-FAM-Phosphoramidite

Cy5-PEG6-acid

N-methyl-N'-(propargyl-PEG4)-Cy5

N-(m-PEG4)-N'-(Biotin-PEG2-Amido-PEG4)-Cy5

N-methyl-N'-(hydroxRuixiG2)-Cy5

N-(m-PEG4)-N'-(amino-PEG3)-Cy5 TFA salt，N-(m-PEG4)-N'-(amino-PEG3)-Cy5

Fluorescein-PEG2-azide，Fluorescein-thiourea-PEG2-azide

N-methyl-N'-methyl-O-(m-PEG4)-O'-(propargyl-PEG4)-Cy5

Fluorescein-PEG3-(N-Boc)-Amine，Fluorescein-PEG3-NH-Boc

N-(hydroxRuixiG2)-N'-(propargyl-PEG4)-Cy5

N-(m-PEG9)-N'-(propargyl-PEG9)-Cy5

1,4,7,10-Tetraazacyclododecane-1,4,7-triacetic acid（ACI）

N-methyl-N'-(azide-PEG3)-Cy3