CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 11054 | LVS EN 13506:2002 | Water quality - Determination of mercury by atomic fluorescence spectrometry | Atcelts |
| 11059 | LVS EN 13946:2003 | Water quality - Guidance standard for the routine sampling and pretreatment of benthic diatoms from rivers | Atcelts |
| 36146 | LVS EN 13946:2014 | Water quality - Guidance for the routine sampling and preparation of benthic diatoms from rivers and lakes | Atcelts |
| 79409 | LVS EN 13946:2025 | Water quality - Guidance standard for the routine sampling and preparation of benthic diatoms from rivers and lakes | Standarts spēkā |
| 11066 | LVS EN 14011:2003 | Water quality - Sampling of fish with electricity | Standarts spēkā |
| 11053 | LVS EN 14184:2003 | Water quality - Guidance standard for the surveying of aquatic macrophytes in running waters | Atcelts |
| 36147 | LVS EN 14184:2014 | Water quality - Guidance for the surveying of aquatic macrophytes in running waters | Standarts spēkā |
| 11079 | LVS EN 14207:2003 | Water quality - Determination of epichlorohydrin | Standarts spēkā |
| 11114 | LVS EN 14407:2004 | Water quality - Guidance standard for the identification, enumeration and interpretation of benthic diatom samples from running waters | Atcelts |
| 36148 | LVS EN 14407:2014 | Water quality - Guidance for the identification and enumeration of benthic diatom samples from rivers and lakes | Standarts spēkā |
Displaying 421-430 of 814 results.