CEN/TC 230
| Reģistrācijas numurs (WIID) | Projekta Nr. | Nosaukums | Statuss |
|---|---|---|---|
| 81886 | prEN ISO 23696-1 | Water quality - Determination of nitrate in water using small-scale sealed tubes - Part 1: Dimethylphenol colour reaction (ISO 23696-1:2023) | Aptauja |
| 81887 | prEN ISO 23696-2 | Water quality - Determination of nitrate in water using small-scale sealed tubes - Part 2: Chromotropic acid colour reaction (ISO 23696-2:2023) | Aptauja |
| 81888 | prEN ISO 23697-1 | Wasserbeschaffenheit - Bestimmung von Gesamt-Stickstoff (TNb) in Wasser mittels Küvetten - Teil 1: Verfahren mit Dimethylphenol (ISO 23697-1:2023) | Aptauja |
| 81889 | prEN ISO 23697-2 | Water quality - Determination of total bound nitrogen (ST-TNb) in water using small-scale sealed tubes - Part 2: Chromotropic acid colour reaction (ISO 23697-2:2023) | Aptauja |
| 81890 | EN 17892:2024/prA1 | Water quality - Determination of selected per- and polyfluoroalkyl substances in drinking water - Method using liquid chromatography/tandem-mass spectrometry (LC-MS/MS) | Izstrādē |
| 82047 | prEN ISO 6461-2 rev | Water quality — Detection and enumeration of the spores of sulfite-reducing anaerobes (clostridia) — Part 2: Method by membrane filtration | Izstrādē |
| 82229 | prEN 16039 rev | Water quality - Guidance standard on assessing the hydromorphological features of lakes | Izstrādē |
| 82498 | - | Water quality - Determination of selected per- and polyfluoroalkyl substances in wastewater - Method using liquid chromatography/tandem-mass spectrometry (LC-MS/MS) | Izstrādē |
| 82508 | prEN ISO 25806 | Water quality - Guidance on field and laboratory procedures for aquatic macroinvertebrate sample preservation for DNA based analyses | Izstrādē |
| 82515 | prEN ISO 25807 | Water quality — Guidance on laboratory procedures mechanical homogenization and DNA extraction of aquatic macroinvertebrate samples | Izstrādē |
Attēlo no 801. līdz 810. no pavisam 811 ieraksta(-iem).