特異性：The reagents were evaluated for potency, purity and specificity using most or all of the following techniques; immunoelectrophoresis, cross-immunoelectrophoresis, single radial immunodiffusion (ouchterlony), block titration, ELISA, immunoblotting and enzyme inhibition.
純度：The IgG (7s) fraction is prepared from the antiserumby ammonium sulphate precipitation and ion exchange chromatography.
形状：Purified hyperimmune rabbit IgG lyophilized from solution in phosphate buffered saline (PBS, pH 7.2)
