Amino-PEG9-t-butyl ester，Amino-PEG9-Boc

THP-PEG6，THP-PEG5-OH

N-Boc-PEG1-bromide，t-boc-N-amido-PEG2-bromide

Bromo-PEG1-CH2CO2H，(2-Bromoethoxy)acetic acid

N-(Azido-PEG4)-N-bis(PEG4-acid) HCl salt，N-(Azido-PEG4)-N-bis(PEG4-acid)

Fmoc-N-amido-PEG5-acid，Fmoc-NH-PEG5-CH2CH2COOH

Carboxyrhodamine 110-PEG4-alkyne

Amino-PEG3-alcohol，2-[2-(2-Aminoethoxy)ethoxy]ethanol

Iodoacetamide-PEG3-azide

t-Boc-N-amido-PEG2-amine，N-Boc-3,6-dioxaoctane-1,8-diamine

m-PEG8-NHS ester

t-Boc-N-amido-PEG4-CH2CO2H，Boc-NH-PEG4-CH2COOH

Fmoc-NH-PEG4-CH2COOH

Biotin-PEG23-amine

Azide-PEG-Rhodamine B，N3-PEG-RB，MW：5000

Fmoc-N-amido-PEG6-acid，Fmoc-NH-PEG6-CH2CH2COOH

Fluorescein-PEG6-bis-NHS ester

Bis-PEG1-NHS ester

Fmoc-PEG5-alcohol

N-(Amino-PEG5)-N-bis(PEG4-acid)