Reference methods of analysisU.K.
This section has no associated Explanatory Memorandum
6.—(1) Subject to paragraph 7, the appropriate agency must use the following reference methods of analysis—
(a)for intestinal enterococci, one of the following standards of the International Organization for Standardization—
(i)ISO 7899-1:1998 (water quality, detection and enumeration of intestinal enterococci, Part 1, miniaturized method, most probable number, for surface and waste water) as amended by Cor 1:2000, or
(ii)ISO 7899-2:2000 (water quality, detection and enumeration of intestinal enterococci, Part 2, membrane filtration method); and
(b)for Escherichia coli, one of the following standards of the International Organization for Standardization—
(i)ISO 9308-1:2000 (water quality, detection and enumeration of Escherichia coli and coliform bacteria, Part 1, membrane filtration method) as amended by Cor 1:2007, or
(ii)ISO 9308-3:1998 (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) as amended by Cor 1:2000.