CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 73199 | EN ISO 5667-3:2024 | Water quality - Sampling - Part 3: Preservation and handling of water samples (ISO 5667-3:2024) | Standarts spēkā |
| 21807 | LVS EN ISO 9562:2005 | Water quality - Determination of adsorbable organically bound halogens (AOX) | Standarts spēkā |
| 75826 | EN ISO 5667-1:2023 | Water quality - Sampling - Part 1: Guidance on the design of sampling programmes and sampling techniques (ISO 5667-1:2023) | Standarts spēkā |
| 11007 | LVS EN 25663:2000 | Water quality - Determination of Kjeldahl nitrogen - Method after mineralization with selenium | Standarts spēkā |
| 76508 | EN ISO 10253:2024 | Water quality - Marine algal growth inhibition test with Skeletonema sp. and Phaeodactylum tricornutum (ISO 10253:2024) | Standarts spēkā |
| 11034 | LVS EN ISO 11969:2001 | Water quality - Determination of arsenic - Atomic absorption spectrometric method (hydride technique) | Standarts spēkā |
| 81327 | EN ISO 11350:2025 | Water quality - Determination of the genotoxicity of water and waste water - Salmonella/microsome fluctuation test (Ames fluctuation test) (ISO 11350:2012) | Standarts spēkā |
| 36151 | LVS EN 16870:2017 | Water quality - Guidance standard on determining the degree of modification of lake hydromorphology | Standarts spēkā |
| 76872 | LVS EN ISO 20236:2024 | Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO 20236:2024) | 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 |
Displaying 671-680 of 814 results.