CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 77973 | prEN ISO 9308-4 | Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 4: Membrane filtration method for Escherichia coli in water with high levels of background bacteria (ISO/DIS 9308-4:2025) | Aptauja |
| 81573 | prEN ISO 5667-1 | Water quality - Sampling - Part 1: Guidance on the design of sampling programmes and sampling techniques (ISO/DIS 5667-1:2025) | Aptauja |
| 82645 | prEN ISO 13169 | Water quality - Uranium - Test method using alpha liquid scintillation counting (ISO/DIS 13169:2025) | Aptauja |
| 82229 | prEN 16039 | Water quality - Guidance standard on assessing the hydromorphological features of lakes | Aptauja |
| 10988 | LVS EN ISO 10634:2000 | Water quality - Guidance for the preparation and tratment of poorly water-soluble organic compounds for the subsequent evalution of their biodegrability in an aquenous medium | Atcelts |
| 11064 | LVS EN ISO 14403:2002 | Water quality - Determination of total cyanide and free cyanide by continuous flow analysis | Atcelts |
| 11057 | EN ISO 11885:1997 | Water quality - Determination of 33 elements by inductively coupled plasma atomic emission spectroscopy (ISO 11885:1996) | Atcelts |
| 11055 | EN ISO 11348-2:1998 | Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 2: Method using liquid-dried bacteria (ISO 11348-2:1998) | Atcelts |
| 11056 | EN ISO 11348-3:1998 | Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 3: Method using freeze-dried bacteria (ISO 11348-3:1998) | Atcelts |
| 11049 | EN ISO 11733:1998 | Water quality - Evaluation of the elimination and biodegradability of organic compounds in an aqueous medium - Activated sludge simulation test (ISO 11733:1995) | Atcelts |
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