CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 59275 | LVS EN ISO 14189:2016 | Water quality - Enumeration of Clostridium perfringens - Method using membrane filtration (ISO 14189:2013) | Standarts spēkā |
| 76867 | LVS EN ISO 23196:2023 | Water quality - Calculation of biological equivalence (BEQ) concentrations (ISO 23196:2022) | Standarts spēkā |
| 33487 | LVS EN 16150:2012 | Water quality - Guidance on pro-rata Multi-Habitat sampling of benthic macro-invertebrates from wadeable rivers | Standarts spēkā |
| 62541 | LVS EN 17218:2019 | Water quality - Guidance on sampling of mesozooplankton from marine and brackish water using mesh | Standarts spēkā |
| 36652 | LVS EN ISO 7827:2013 | Water quality - Evaluation of the "ready", "ultimate" aerobic biodegradability of organic compounds in an aqueous medium - Method by analysis of dissolved organic carbon (DOC) (ISO 7827:2010) | Standarts spēkā |
| 34747 | LVS EN 16694:2016 | Water quality - Determination of selected polybrominated diphenly ether (PBDE) in whole water samples - Method using solid phase extraction (SPE) with SPE-disks combined with gas chromatography - mass spectrometry (GC-MS) | Standarts spēkā |
| 72780 | LVS EN ISO 17294-1:2024 | Water quality - Application of inductively coupled plasma mass spectrometry (ICP-MS) - Part 1: General requirements (ISO 17294-1:2024) | Standarts spēkā |
| 11038 | LVS EN ISO 7346-3:2000 | Water quality - Determination of acute lethal toxicity of substances to a freshwater fish (Brachydanio rerio - Hamilton - Buchanan (Teleostei, Cyprinidae)] - Part 3: Flow-through method | Standarts spēkā |
| 63057 | LVS CEN/TR 17245:2018 | Water quality - Technical report for the routine sampling of benthic diatoms from rivers and lakes adapted for metabarcoding analyses | Standarts spēkā |
| 60432 | LVS EN 17233:2021 | Water quality - Guidance for assessing the efficiency and related metrics of fish passage solutions using telemetry | Standarts spēkā |
Displaying 551-560 of 800 results.