3M #39; Petrifilm #39; Enterobacteriaceae Count Plate cat. 6421 @ 25 pcs/pouch @ 1000 pcs / case Descriptions : Results in 24 hours. Plates are sample-ready, eliminating the time-consuming, cumbersome step of preparing media/agar dishes. Can be used with the 3M #39; Petrifilm #39; Plate Reader for consistent, fast, automated reading and recording of results. This plate has been awarded Official Methods of Analysis (OMA) #2003.01 for selected foods and NF VALIDATION certificate: 3M 01/6-09/97 for All human food products, Animal feed and Industrial environmental samples by AFNOR Certification. Food processors and Contract labs worldwide trust 3M Petrifilm Plates to provide accurate, efficient, consistent results. 3M #39; Petrifilm #39; Enterobacteriaceae Count Plates provide a cost-effective, convenient and reliable method for testing equipment, raw materials, food products and manufacturing environmental samples and bottled water testing 3M #39; Petrifilm #39; Enterobacteriaceae Count Plates enable you to quickly determine potential sources of contamination. This plate enumerates all coliforms as well as potential pathogens such as Salmonella, Shigella and Yersini. The 3M Petrifilm Enterobacteriaceae Count Plate can also be read using the 3M Petrifilm Plate Reader which provides consistent, fast, automated reading and recording of results of 3M Petrifilm Plates (Aerobic Count, Rapid Aerobic Count, Coliform Count, E. coli/Coliform Count, Enterobacteriaceae Count and Select E. coli Count ) in 4 seconds.