Biotin is a vitamin, which binds strongly and irreversibly to avidin. Biotin is commonly used for labelling reagents. Anti-biotin antibody binds to biotin strongly but reversibly—the binding of the biotinylated species can be competitively eluted with free biotin.
10 mg antibodies/mL agarose.
Product is stable for several weeks at 4°C. For extended storage, store product at –20ºC. Shake throughly before use. Expiration date is one year from date of shipping if properly stored.