CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 71941 | LVS EN ISO 13163:2022 | Water quality - Lead-210 - Test method using liquid scintillation counting (ISO 13163:2021) | Standarts spēkā |
| 73162 | LVS EN ISO 17294-2:2023 | Water quality - Application of inductively coupled plasma mass spectrometry (ICP-MS) - Part 2: Determination of selected elements including uranium isotopes (ISO 17294-2:2023) | Standarts spēkā |
| 73269 | LVS EN 17899:2024 | Water quality - Spectrophotometric determination of chlorophyll-a content by ethanol extraction for the routine monitoring of water quality | Standarts spēkā |
| 62443 | LVS EN 17136:2019 | Water quality - Guidance on field and laboratory procedures for quantitative analysis and identification of macroinvertebrates from inland surface waters | Standarts spēkā |
| 62648 | LVS EN 14614:2020 | Water quality - Guidance standard for assessing the hydromorphological features of rivers | Standarts spēkā |
| 79408 | EN ISO 15923-1:2024 | Water quality - Determination of selected parameters by discrete analysis systems - Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection (ISO 15923-1:2013) | Standarts spēkā |
| 65985 | LVS EN ISO 13161:2020 | Water quality - Polonium 210 - Test method using alpha spectrometry (ISO 13161:2020) | Standarts spēkā |
| 75415 | LVS EN ISO 20596-2:2022 | Water quality - Determination of cyclic volatile methylsiloxanes in water - Part 2: Method using liquid-liquid extraction with gas chromatography-mass spectrometry (GC-MS) (ISO 20596-2:2021) | Standarts spēkā |
| 68125 | LVS EN ISO 13164-1:2020 | Water quality - Radon-222 - Part 1: General principles (ISO 13164-1:2013, Correction version 2013-11-15) | Standarts spēkā |
| 73878 | LVS EN ISO 19040-3:2022 | Water quality - Determination of the estrogenic potential of water and waste water - Part 3: In vitro human cell-based reporter gene assay (ISO 19040-3:2018) | Standarts spēkā |
Displaying 21-30 of 831 results.
