E. coli Ab

Goat purified IgG fraction of antiserum to many “O” and “K” antigenic serotypes of Escherichia coli. The immunogen is a mixture of E. coli serotypes. Antiserum is not absorbed and does cross-react with Enterobacteriaceae. Purity is >95% IgG and is supplied at a concentration of 4-5mg/mL in 0.01M PBS, pH 7.2 with 0.1% sodium azide. Recommend short term storage at 2-8°C or frozen for long term.