CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 10992 | EN ISO 8467:1995 | Water quality - Determination of permanganate index (ISO 8467:1993) | Izstrādē |
| 11126 | EN ISO 9308-3:1998/AC:2000 | Water quality - Detection and enumeration of Escherichia coli and coliform bacteria in surface and wastewater - Part 3: Miniaturized method (Most Probable Number) by inoculation in liquid medium (ISO 9308-3:1998) | Izstrādē |
| 11125 | EN ISO 7899-1:1998/AC:2000 | Water quality - Detection and enumeration of intestinal enterococci in surface and wastewater - Part 1: Miniaturized method (Most Probable Number) by inoculation in liquid medium (ISO 7899-1:1998) | Izstrādē |
| 11058 | EN ISO 8689-2:2000 | Water quality - Biological classification of rivers - Part 2: Guidance on the presentation of biological quality data from surveys of benthic macroinvertebrates (ISO 8689-2:2000) | Izstrādē |
| 11046 | EN ISO 9308-3:1998 | Water quality - Detection and enumeration of Escherichia coli and coliform bacteria in surface and wastewater - Part 3: Miniaturized method (Most Probable Number) by inoculation in liquid medium (ISO 9308-3:1998) | Izstrādē |
| 21813 | EN ISO 15681-1:2004 | Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 1: Method by flow injection analysis (FIA) (ISO 15681-1:2003) | Izstrādē |
| 76483 | prEN ISO 16094-1 | Water quality -- Analysis of plastics in water -- Part 1: General and sampling | Izstrādē |
| 11045 | EN ISO 8689-1:2000 | Water quality - Biological classification of rivers - Part 1: Guidance on the interpretation of biological quality data from surveys of benthic macroinvertebrates (ISO 8689-1:2000) | Izstrādē |
| 10974 | EN 26461-2:1993 | Water quality - Detection and enumeration of the spores of sulfite-reducing anaerobes (clostridia) - Part 2: Method by membrane filtration (ISO 6461-2:1986) | Izstrādē |
| 11043 | EN ISO 13395:1996 | Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection (ISO 13395:1996) | Izstrādē |
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