ProductsDehydrated mediaB12 Assay Medium B12 Assay Medium SKU: QB-49-0211 Unit: Each Brand: NUTRI-BACT B12 Assay Medium Other products from «Dehydrated media» KCN Broth # QB-44-2220 AB Medium # QB-39-0054 Standard Method Agar (PCA) avec Chloramphenicol # QB-68-5719 Mycology Agar w/Antibiotics # QB-45-3020