CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 20963 | prEN 27828:1994 rev | Water quality - Methods of biological sampling - Guidance on handnet sampling of aquatic benthic macro-invertebrates | 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 |
| 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 |
| 40318 | prEN 16859 | Water quality - Guidance standard on monitoring freshwater pearl mussel (margaritifera margaritifera) populations and their environment | 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 |
| 39919 | prEN 16479-2 | Water quality - Performance requirements and conformity test procedures for water monitoring equipment - Part 2: Continuous measuring devices | Izstrādē |
| 36843 | prEN 16479-2 | Water quality - Performance requirements and conformity test procedures for water monitoring equipment - Part 2: On-line analysers | Izstrādē |
| 82229 | prEN 16039 | Water quality - Guidance standard on assessing the hydromorphological features of lakes | Aptauja slēgta |
| 30858 | prEN 15910 | Water quality - Guidance on the estimation of fish abundance with mobile hydroacoustic methods | Izstrādē |
Displaying 61-70 of 841 results.