CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 11114 | EN 14407:2004 | Water quality - Guidance standard for the identification, enumeration and interpretation of benthic diatom samples from running waters | Atcelts |
| 11079 | EN 14207:2003 | Water quality - Determination of epichlorohydrin | Izstrādē |
| 36147 | EN 14184:2014 | Water quality - Guidance for the surveying of aquatic macrophytes in running waters | Izstrādē |
| 11053 | EN 14184:2003 | Water quality - Guidance standard for the surveying of aquatic macrophytes in running waters | Atcelts |
| 11066 | EN 14011:2003 | Water quality - Sampling of fish with electricity | Izstrādē |
| 79409 | EN 13946:2025 | Water quality - Guidance standard for the routine sampling and preparation of benthic diatoms from rivers and lakes | Standarts spēkā |
| 36146 | EN 13946:2014 | Water quality - Guidance for the routine sampling and pre-treatment of benthic diatoms from rivers and lakes | Atcelts |
| 11059 | EN 13946:2003 | Water quality - Guidance standard for the routine sampling and pretreatment of benthic diatoms from rivers | Atcelts |
| 11054 | EN 13506:2001 | Water quality - Determination of mercury by atomic fluorescence spectrometry | Atcelts |
| 11031 | EN 12918:1999 | Water quality - Determination of parathion, parathion-methyl and some other organophosphorus compounds in water by dichloromethane extraction and gas chromatographic analysis | Izstrādē |
Displaying 761-770 of 839 results.