SANS 9308-2-2004 水质.大肠杆菌,耐热大肠杆菌和假定大肠杆菌的计数和检测.第2部分:扩增管法
Water quality - Detection and enumeration of coliform organisms, thermotolerant coliform organisms and presumptive Escherichia coli Part 2: Multiple tube (most probable number) method
Specifies a method for the detection and enumeration in water of coliform organisms, thermotolerant coliform organisms and presumptive Escherichia coli (presumptive E. coli) by culture in a liquid medium in multiple tubes and calculation of their most pr