Environmental Microbiology , Environmental Reference Materials , Environmental Wastewater Standards , Microbiological , Multiplex Cocktail CRMs MIC-UNV – Universal Water Microbe CocktailPrice$174.00 – $270.00 Total$174.00 – $270.00 Choose Options Compare Quick View Show InformationCatalog Number:MIC-UNV10 pellets or 20 pellets:10 pellets, 20 pellets