ProductsDehydrated mediaB12 Assay Medium B12 Assay Medium SKU: QB-42-0211 Unit: Each Brand: NUTRI-BACT B12 Assay Medium Other products from «Dehydrated media» Selenite Broth w/selenite pre-mixed # QB-49-3810 BC Mobility Medium # QB-68-0212 Liver Meat Agar # QB-44-2683 Esculin Azide Broth # QB-1L-2508