特異性：E. coli (O & K antigens) Many "O" and "K" antigenic serotypes of Escherichia coli. Antiserum is not absorbed and does react with related Enterobacteriaceae. Will remove E. coli proteins from recombinant preparations.
純度：Protein A chromatography Covalently coupled to highly purified preparation of horseradish peroxidase (RZ>3). Care is taken to ensure adequate conjugation while preserving maximum enzyme activity. Free enzyme is not present.
