CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 |
| 77982 | prEN ISO 13647 | Water quality - Enumeration of culturable microorganisms - Colony count by spread plate inoculation on R2A medium (ISO/DIS 13647:2025) | Aptauja slēgta |
| 77819 | prEN ISO 22032 | Water quality - Determination of polybrominated diphenyl ethers (PBDE) in sediment, suspended (particulate) matter and biota - Method using gas chromatography-tandem mass spectrometry or high resolution mass spectrometry (GC-MS/MS; HRMS) (ISO/DIS 22032:2025) | Aptauja slēgta |
| 80072 | prEN ISO 17805 | Water quality - Sampling, capture and preservation of environmental DNA from water (ISO/DIS 17805:2025) | 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 slēgta |
| 73093 | LVS EN ISO 10304-4:2022 | Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 4: Determination of chlorate, chloride and chlorite in water with low contamination (ISO 10304-4:2022) | Standarts spēkā |
| 63239 | LVS EN ISO 21253-2:2020 | Water quality - Multi-compound class methods - Part 2: Criteria for the quantitative determination of organic substances using a multi-compound class analytical method (ISO 21253-2:2019) | Standarts spēkā |
| 63553 | LVS EN ISO 10704:2019 | Water quality - Gross alpha and gross beta activity - Test method using thin source deposit (ISO 10704:2019) | Standarts spēkā |
| 67705 | LVS EN ISO 22017:2020 | Water quality - Guidance for rapid radioactivity measurements in nuclear or radiological emergency situation (ISO 22017:2020) | Standarts spēkā |
Displaying 511-520 of 813 results.