Biotin-PEG4-azide，生物素-PEG4-叠氮

UV Cleavable Biotin-PEG2-alkyne

Bis-PEG25-NHS ester

Desthiobiotin-PEG3-NHS ester

Biotin-PEG4-acid

TAMRA-Azide-PEG-Desthiobiotin

PC-Biotin-PEG4-NHS carbonate

Biotin-PEG3-hydrazide，生物素-PEG3-酰肼

Biotin-PEG2-amine，Biotin-PEG2-NH2，N-Biotinyl-3,6-Dioxaoctane-1,8-Diamine

Biotin-PEG4-TFP ester

Biotin-PEG3-SS-azide

Biotin-PEG8-alcohol，Biotin-PEG8-OH

Biotin-PEG4-alkyne，生物素-四聚乙二醇-丙炔基

Biotin-PEG2-C6-azide，生物素-PEG2-C6-叠氮化物

Biotin-PEG6-amine

Biotin-PEG3-alcohol

Biotin-PEG2-iodide，Biotin-PEG2-C2-iodoacetamide

Biotin-PEG4-amido-methyltetrazine

Biotin-PEG2-NH-Boc

Biotin-NHS ester，Biotin NHS