ProductsDehydrated mediaB12 Assay Medium B12 Assay Medium SKU: QB-45-0211 Unit: Each Brand: NUTRI-BACT B12 Assay Medium Other products from «Dehydrated media» Pseudomonas Isolation Agar # QB-68-3610 Mannitol Salt Phenol Agar # QB-42-3013 Tryptone Agar # QB-49-5218 Nonfat Milk w/Brillian Green # QB-49-3308