N-Boc-PEG5-alcohol，五聚乙二醇-叔丁氧羰基

Amino-PEG16-acid，NH2-PEG16-COOH

N-(DBCO-PEG4)-N-Biotin-PEG4-hydrazide TFA salt

AminooxRuixiG2-methane，m-PEG2-Amino

Biotin-PEG4-NHS ester

Benzyloxy carbonyl-PEG3-acid

Benzyl-PEG2-Tos，1-benzyloxy-2-tosyloxyethane，2-Benzyl-Oxyethyl Chloroformate

Biotin-PEG3-SS-azide

Benzyl-PEG2-alcohol，2-(Benzyloxy)ethanol

Biotin-PEG11-oxyamine HCl salt

Bis-PEG3-NHS ester

TAMRA-Azide-PEG-Desthiobiotin

Benzyl-PEG6-Ms

Benzyl-PEG3-Tos，2-[2-(Benzyloxy)ethoxy]ethyl 4-methylbenzenesulfonate

Amino-PEG24-acid

N-(DBCO-PEG4)-N-Biotin-PEG4-NHS

Biotin-PEG3-NHS ester

APN-C3-PEG5-acid

PC DBCO-PEG3-biotin

Diazo Biotin-PEG3-alkyne