Buffered peptone water broth is used as a diluent or for nonselective enrichment of microorganisms such as Salmonella species or E. coli from foods and environmental samples prior to selective enrichment and isolation. Solution is decontaminated through gamma irradiation to maintain organism viability and long shelf life. Made in the U.S.A. and ISO 9001:2008 certified for quality assurance. Intended for lab use only. Case of 35 bottles.