ProductsDehydrated mediaB12 Assay Medium B12 Assay Medium SKU: QB-48-0211 Unit: Each Brand: NUTRI-BACT B12 Assay Medium Other products from «Dehydrated media» N plus C Agar # QB-1L-2825 Blood Agar Base No.2 # QB-42-0125 TSB w/Lecithin and Tween # QB-39-5203 Antibiotic Medium No. 35 # QB-46-0144