PEG25，HO-PEG24-OH

ICG-PEG-NHS，MW：10000

t-Boc-N-amido-PEG5-acid，Boc-NH-PEG5-CH2CH2COOH

3-(m-PEG12-ethoxycarbonyl)propanoic acid，m-PEG12-COO-propanoic acid

Chloroacetamido-PEG4-t-Butyl Ester，Chloroacetamido-PEG4-C2-Boc

Biotin-PEG2-NHS ester

m-PEG9-CH2COOH

t-Boc-N-Amido-PEG3-azide，Boc-N-Amido-PEG3-azide

m-PEG5-Tos

Acid-PEG25-Amide-Tri(3-methoxypropanamide-PEG23-Azide) Methane

C-NH-Boc-C-Bis-(C1-PEG1-PFP) ，2-(t-Butoxycarbonylamido)-1,3-bis(PFP-oxycarbonylethoxy)propane

Benzyloxy carbonyl-PEG3-t-butyl ester，Benzyloxy carbonyl-PEG3-C2-Boc

BDP FL-PEG5-propargyl

THP-PEG3，THP-PEG2-OH，Tetrahydropyranyldiethyleneglycol

Biotin-PEG8-amine

Bis-PEG4-NHS ester

Propargyl-PEG1-SS-alcohol

m-PEG4-Ms，m-PEG3-OMs

Biotin-PEG6-hydrazide

1,1,1-Trifluoroethyl-PEG5-alcohol