mPEG4-Acid；67319-28-2

Acid-PEG2-acid；19364-66-0

mPEG5-NHS ester；874208-94-3

Azide-PEG4-Azide；182760-73-2

CHO-Ph-PEG4-NHS ester；1353011-74-1

DNP-PEG4-OH；1807520-99-5

DNP-PEG12-OH

DNP-PEG3-OH

DNP-PEG8-Acid

HO-PEG8-OH；5117-19-1

NHS-PEG3-NHS ester；1314378-16-9

Azide-PEG4-Ots；168640-82-2

DNP-PEG4-DNP

Biotin-PEG5-OH；1778736-31-4

CHO-Ph-PEG6-COOtBu；2055013-49-3

Azide-PEG3-NHS ester；1807530-06-8

Acid-PEG3-acid；96517-92-9

Alkyne-PEG6-acid；1951438-84-8

CHO-Ph-PEG4-acid；1309460-27-2 ；醛基-Ph-四聚乙二醇-酸

azide-PEG2-amine；166388-57-4