ProductsDehydrated mediaB12 Assay Medium B12 Assay Medium SKU: QB-48-0211 Unit: Each Brand: NUTRI-BACT B12 Assay Medium Other products from «Dehydrated media» Soybean Casein Digest Agar, USP # QB-48-5012 Antibiotic Medium No. 10 # QB-44-0161 Campylobacter Blood Agar Base # QB-45-1005 Peptone Water (Tryptone Broth), 0.1% # QB-44-2110