Pepsin digest of Donkey Anti-Goat IgG(H+L), Mouse/Rat SP ads - Pooled antisera from donkeys hyperimmunized with goat IgG; purified by affinity chromatography on goat IgG covalently linked to agarose; reacts with the heavy and light chains of goat IgG; cross-adsorbed against mouse and rat serum proteins (SP) for minimal reactivity