CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 11071 | EN ISO 9888:1999 | Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Static test (Zahn-Wellens method) (ISO 9888:1999) | Izstrādē |
| 11069 | EN ISO 9408:1999 | Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determination of oxygen demand in a closed respirometer (ISO 9408:1999) | Izstrādē |
| 24025 | prEN ISO 7346 rev | Water quality -- Determination of acute lethality to freshwater and marine fish | Izstrādē |
| 20590 | - | Water quality - Guidance standard for the routine sampling of benthic algae in fast flowing, shallow waters | Izstrādē |
| 24309 | EN 15196:2006 | Water quality - Guidance on sampling and processing of the pupal exuviae of Chironomidae (Order Diptera) for ecological assessment | Izstrādē |
| 24737 | EN ISO 14593:2005 | Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Method by analysis of inorganic carbon in sealed vessels (CO2 headspace test) (ISO 14593:1999) | Izstrādē |
| 29874 | EN ISO 11885:2009 | Water quality - Determination of selected elements by inductively coupled plasma optical emission spectrometry (ICP-OES) (ISO 11885:2007) | Izstrādē |
| 10998 | - | Suspended solids | Izstrādē |
| 20545 | EN ISO 10705-1:2001 | Water quality - Detection and enumeration of bacteriophages - Part 1: Enumeration of F-specific RNA bacteriophages (ISO 10705-1:1995) | Izstrādē |
| 11088 | EN ISO 12020:2000 | Water quality - Determination of aluminium - Atomic absorption spectrometric methods (ISO 12020:1997) | Izstrādē |
Displaying 121-130 of 792 results.