特異性：Hepatitis B Surface Antigen (HBsAg) (ad/ay) Monospecific, reacts only with Hepatitis B surface antigen. Non-reactive with normal human serum.
純度：IgG fraction covalently coupled to a highly purified preparation of horseradish peroxidase (RZ>3). Care is taken to ensure adequate conjugation while preserving maximum enzyme activity. Free enzyme is absent. Estimated molar HRP: IgG substitution is 2-3.
