Thermo FisherBiotin-X, SE (6-((Biotinoyl)Amino)Hexanoic Acid, Succinimidyl Ester (Biotinamidocaproate, <i>N</i>-Hydroxysuccinimidyl Ester))SKU · B1582
Thermo FisherBiotin-XX, SE (6-((6-((Biotinoyl)Amino)Hexanoyl)Amino)Hexanoic Acid, Succinimidyl Ester)SKU · B1606