ProductsDehydrated mediaB12 Assay Medium B12 Assay Medium SKU: QB-39-0211 Unit: Each Brand: NUTRI-BACT B12 Assay Medium Other products from «Dehydrated media» Buffered Glucose Broth # QB-44-1944 Antibiotic Medium No. 2 (Penassay) # QB-1L-0136 Raka-Ray No. 3 Hi-Gel Agar # QB-46-3719 Lowenstein Jensen Medium w/pyruvate # QB-42-2621