ProductsDehydrated mediaB12 Assay Medium B12 Assay Medium SKU: QB-44-0211 Unit: Each Brand: NUTRI-BACT B12 Assay Medium Other products from «Dehydrated media» Violet Red Bile Lactose Agar # QB-46-5601 Schwarz Differential Agar w/ Actidione # QB-44-4203 Kupferberg -Trichomonas Broth # QB-42-4850 Klebsiella Selective Agar # QB-49-2214