Product Specifications Parainfluenza virus, type 2: Product Code: AGP76-2Source: MA 104 cells, inoculated with parainfluenza 2 virus, strain II ALTB cc 2056.Purification: Ultracentrifugation.Formulation: STE, 0.02 % sodium azide (NaN3).Inactivation: Thimerosal. This product has been treated in a manner consistent with methods of inactivation. Generally accepted good laboratory practices appropriate to microbiological/viral safe handling practices and techniques are required at work.Analysis: Purity > 90