Description_x000D_ Specificity_x000D_ This product was prepared from monospecific antiserum by immunoaffinity chromatography using Rat IgG coupled to agarose beads followed by solid phase adsorption(s) to remove any unwanted reactivities, pepsin digestion and chromatographic separation. Assay by immunoelectrophoresis resulted in a single precipitin arc against Anti-Goat Serum, Rat IgG and Rat Serum. No reaction was observed against Anti-Pepsin, Anti-Goat IgG F(c) or Mouse Serum Proteins._x000D_ Immunogen_x000D_ Rat IgG whole molecule_x000D_ Physical form_x000D_ Supplied in 0.02 M Potassium Phosphate, 0.15 M Sodium Chloride, pH 7.2_x000D_ Physical properties_x000D_ Antibody format: IgG F(ab′)2