m-PEG4-(CH2)3-acid，三甘醇单甲醚丁酸

Bis-PEG18-NHS ester

m-PEG8-t-butyl ester，m-PEG8-Boc

Biotin-PEG4-Picolyl azide，生物素-PEG4-吡啶叠氮化物

m-PEG12-t-butyl ester，m-PEG12-Boc

N-(t-butyl-PEG2)-N-bis(PEG3-alcohol)

Fmoc-PEG6-NHS ester

N-(m-PEG4)-N'-(PEG4-acid)-Cy5

m-PEG3-NHS ester

Lipoic acid-PEG-NHS，LA-PEG-NHS，MW:3400

Azido-PEG10-amine，O-(2-Aminoethyl)-O'-(2-azidoethyl)nonaethylene glycol

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

C11-PEG4-alcohol

Fluorescein-PEG4-Acid

N-(m-PEG4)-N'-(PEG2-acid)-Cy5

Fmoc-N-amido-PEG9-acid，Fmoc-NH-PEG9-CH2CH2COOH

PEG17，HO-PEG16-OH

Bis-PEG17-NHS ester

N-(Azido-PEG2)-N-bis(PEG4-t-butyl ester)

Carboxyrhodamine 110-PEG3-Azide