CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 11058 | LVS EN ISO 8689-2:2001 A | Water quality - Biological classification of rivers - Part 2: Guidance on the presentation of biological quality data from surveys of benthic macroinvertebrates | Standarts spēkā |
| 26357 | EN ISO 16712:2006 | Water quality - Determination of acute toxicity of marine or estuarine sediment to amphipods (ISO 16712:2005) | Standarts spēkā |
| 11035 | LVS EN ISO 7899-2:2001 A | Water quality - Detection and enumeration of intestinal enterococci - Part 2: Membrane filtration method | Standarts spēkā |
| 11067 | LVS EN ISO 15061:2002 | Water quality - Determination of dissolved bromate - Method by liquid chromatography of ions | Standarts spēkā |
| 59275 | LVS EN ISO 14189:2016 | Water quality - Enumeration of Clostridium perfringens - Method using membrane filtration (ISO 14189:2013) | Standarts spēkā |
| 68125 | EN ISO 13164-1:2020 | Water quality - Radon-222 - Part 1: General principles (ISO 13164-1:2013, Correction version 2013-11-15) | Standarts spēkā |
| 41271 | LVS EN ISO 5667-16:2017 | Water quality - Sampling - Part 16: Guidance on biotesting of samples (ISO 5667-16:2017) | Standarts spēkā |
| 77977 | EN ISO 18724:2025 | Water quality - Determination of dissolved chromium(VI) in water - Photometric method (ISO 18724:2025) | Standarts spēkā |
| 11029 | LVS EN ISO 11369:2000 | Water quality - Determination of selected plant treatment agents - Method using high performance chromatography with UV detection after solid-liquid extraction | Standarts spēkā |
| 78500 | LVS EN ISO 13165-1:2024 | Water quality - Radium-226 - Part 1: Test method using liquid scintillation counting (ISO 13165-1:2022) | Standarts spēkā |
Displaying 261-270 of 814 results.