BioVision’s ready-to-use Protein A IgG Binding Buffer is optimized to provide the highest IgG binding efficiency when used with Hi-Bind™ Protein A-Agarose (Cat. # 6520), Protein A-Agarose (Cat. # 6526) & Protein A-Sepharose (Cat. # 6501, 6508) or other protein A resins.