ProductsDehydrated mediaColumbia Agar USP Columbia Agar USP SKU: QB-1L-1000 Unit: Each Brand: NUTRI-BACT Columbia Agar USP Other products from «Dehydrated media» Escherichia coli Direct Agar # QB-44-1510 SFP Agar # QB-42-4008 Cholera Agar Base # QB-48-0334 Milk Agar # QB-46-2623