CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 36843 | prEN 16479-2 | Water quality - Performance requirements and conformity test procedures for water monitoring equipment - Part 2: On-line analysers | Izstrādē |
| 39920 | prEN 16479-3 | Water quality - Performance requirements and conformity test procedures for water monitoring equipment - Part 3: Portable measuring devices | Izstrādē |
| 36844 | prEN 16479-3 | Water quality - Performance requirements and conformity test procedures for water monitoring equipment - Part 3: Portable analysers | Izstrādē |
| 40318 | prEN 16859 | Water quality - Guidance standard on monitoring freshwater pearl mussel (margaritifera margaritifera) populations and their environment | Izstrādē |
| 11097 | prEN 26461-1:1993 rev | Water quality - Detection and enumeration of the spores of sulfite-reducing anaerobes (clostridia) - Part 1: Method by enrichment in a liquid medium | Izstrādē |
| 11098 | prEN 26461-2:1993 rev | Water quality - Detection and enumeration of the spores of sulfite-reducing anaerobes (clostridia) - Part 2: Method by membrane filtration | Izstrādē |
| 20963 | prEN 27828:1994 rev | Water quality - Methods of biological sampling - Guidance on handnet sampling of aquatic benthic macro-invertebrates | Izstrādē |
| 63235 | prEN ISO 10634 | Water quality - Guidance for the preparation and treatment of poorly water-soluble organic compounds for the subsequent evaluation of their biodegradability in an aqueous medium | Izstrādē |
| 80903 | prEN ISO 10704 | Water quality - Gross alpha and gross beta activity - Test method using thin source deposit (ISO/DIS 10704:2025) | Aptauja slēgta |
| 83781 | prEN ISO 11206 rev | Water quality — Determination of dissolved bromate — Method using ion chromatography (IC) and post column reaction (PCR) | Izstrādē |
Displaying 771-780 of 839 results.