NF T90-433*NF EN ISO 9308-3:1999 Water quality - Detection und enumeration of Escherichia coli and coliform bacteria in surface and waste water - Part 3 : miniaturized method (Most Probable Number) by inoculation in liquid medium.
1999NF T90-433*NF EN ISO 9308-3:1999 Water quality - Detection und enumeration of Escherichia coli and coliform bacteria in surface and waste water - Part 3 : miniaturized method (Most Probable Number) by inoculation in liquid medium.