Bion Enterprises manufactures in-vitro diagnostic products for immunology, virology and microbiology applications. Its products include immunofluorescent antibody test systems, IFA antigen substrate slides, control slides and IFA components and reagents. Bion s products are distributed through a network of medical product suppliers located throughout the world. The company is ISO:13485 certified according to industry standards. Bion Enterprises was founded in 1978 and is located in Des Plaines, Ill.