CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 11058 | LVS EN ISO 8689-2:2001 A | Water quality - Biological classification of rivers - Part 2: Guidance on the presentation of biological quality data from surveys of benthic macroinvertebrates | Standarts spēkā |
| 11035 | LVS EN ISO 7899-2:2001 A | Water quality - Detection and enumeration of intestinal enterococci - Part 2: Membrane filtration method | Standarts spēkā |
| 59275 | LVS EN ISO 14189:2016 | Water quality - Enumeration of Clostridium perfringens - Method using membrane filtration (ISO 14189:2013) | Standarts spēkā |
| 76867 | LVS EN ISO 23196:2023 | Water quality - Calculation of biological equivalence (BEQ) concentrations (ISO 23196:2022) | Standarts spēkā |
| 80976 | CEN ISO/TS 7013:2025 | Water quality - Guidance and requirements for designing an interlaboratory trial for validation of analytical methods (ISO/TS 7013:2023) | Standarts spēkā |
| 77977 | EN ISO 18724:2025 | Water quality - Determination of dissolved chromium(VI) in water - Photometric method (ISO 18724:2025) | Standarts spēkā |
| 73875 | EN ISO 19040-1:2022 | Water quality - Determination of the estrogenic potential of water and waste water - Part 1: Yeast estrogen screen (Saccharomyces cerevisiae) (ISO 19040-1:2018) | Standarts spēkā |
| 62648 | EN 14614:2020 | Water quality - Guidance standard for assessing the hydromorphological features of rivers | Standarts spēkā |
| 65985 | EN ISO 13161:2020 | Water quality - Polonium 210 - Test method using alpha spectrometry (ISO/DIS 13161:2019) | Standarts spēkā |
| 62541 | LVS EN 17218:2019 | Water quality - Guidance on sampling of mesozooplankton from marine and brackish water using mesh | Standarts spēkā |
Displaying 611-620 of 824 results.