2014KS I ISO 9308:2014 Water quality — Detection and enumeration of Escherichia coli and coliform bacteria
2010KS I ISO 9308-2:2010 Water quality-Detection and enumeration of coliform organisms,thermotolerant coliform organisms and presumptive Escherichia coli-Part 2:Multiple tube(most probable number) method
2009KS I ISO 9308-3:2009 Water quality-Detection and enumeration of Escherichia coli and coliform bacteria-Part 3: Miniaturized method(Most Probable Number) for the detection and enumeration of E. coli in surface and waste water