Mouse Anti-Rabbit Beads contains sepharose beads coated with rabbit anti-rat IgG, for purification of rat IgG class of antibodies or proteins with affinity to rabbit anti-rat IgG. The rabbit anti-rat IgG is affinity purified and conjugated to the beads at 1-1.5 mg/ml ratio. This product can be used for 100-200 times. For frequent use, an aliquot can be stored at 4C for 1 month with addition of 0.02% sodium azide (NaN3) to the storage buffer. It may also be used for immunoprecipitation (IP).