Goat purified IgG fraction of antiserum to Parainfluenza virus, type 1. The immunogen is can tell strain. Does not react with type 2 or 3. Does not react with HEp-2 cells or monkey kidney cells. 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.