ProductsDehydrated mediaB12 Assay Medium B12 Assay Medium SKU: QB-49-0211 Unit: Each Brand: NUTRI-BACT B12 Assay Medium Other products from «Dehydrated media» OFPBL Agar # QB-42-3415 Luria Bertani Broth, Miller # QB-48-2405 Esculin Broth # QB-48-2503 Wilkins Chalgren Agar # QB-44-5502