Protein Antibody Reagents Avidin, CAS 1405-69-2 D(+)-Biotin, 58-85-5 Fluorescein 5(6)-isothiocyanate (FITC) Streptavidin View View View View Avidin, CAS 1405-69-2 View D(+)-Biotin, 58-85-5 View Fluorescein 5(6)-isothiocyanate (FITC) View Streptavidin View