ProductsDehydrated mediaB12 Assay Medium B12 Assay Medium SKU: QB-45-0211 Unit: Each Brand: NUTRI-BACT B12 Assay Medium Other products from «Dehydrated media» Gelose EISA sans Chromogène # QB-49-1216 SIM Medium # QB-39-4006 CHO Anaerobes Medium Base # QB-42-1112 Tryptose # QB-39-11100