CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 80072 | prEN ISO 17805 | Water quality - Sampling, capture and preservation of environmental DNA from water (ISO/DIS 17805:2025) | Aptauja slēgta |
| 73271 | prEN 18069 | Water quality - Minimum requirements for the selection, installation, validation, and operation of continuous measuring devices | Aptauja slēgta |
| 76485 | prEN ISO 16094-3 | Water quality - Analysis of microplastic in water - Part 3: Thermo-analytical methods for waters with low content of suspended solids including drinking water (ISO/DIS 16094-3:2024) | Aptauja slēgta |
| 76459 | prEN 18161 | Water quality - Guidance standard on survey and monitoring freshwater mussel populations and their environment | Aptauja slēgta |
| 78130 | prEN 16150 | Water quality - Guidance on pro-rata multi-habitat sampling of benthic macroinvertebrates from rivers and streams | Aptauja |
| 77982 | prEN ISO 13647 | Water quality - Enumeration of culturable microorganisms - Colony count by spread plate inoculation on R2A medium (ISO/DIS 13647:2025) | Aptauja |
| 10970 | EN 29408:1993 | Water quality - Evaluation in an aqueous medium of the "ultimate" aerobic biodegradability of organic compounds - Method of determining the oxygen demand in a closed respirometer (ISO 9408:1991) | Atcelts |
| 11000 | LVS EN 1622:2000 | Water quality - Determination of the thershold odour number (TON) and treshold flavour number (TFN) | Atcelts |
| 11075 | EN ISO 7027:1999 | Water quality - Determination of turbidity (ISO 7027:1999) | Atcelts |
| 10987 | EN ISO 10253:1998 | Water quality - Marine algal growth inhibition test with Skeletonema costatum and Phaeodactylum tricornutum (ISO 10253:1995) | Atcelts |
Displaying 281-290 of 800 results.