CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 60432 | LVS EN 17233:2021 | Water quality - Guidance for assessing the efficiency and related metrics of fish passage solutions using telemetry | Standarts spēkā |
| 40318 | LVS EN 16859:2017 | Water quality - Guidance standard on monitoring freshwater pearl mussel (Margaritifera margaritifera) populations and their environment | Standarts spēkā |
| 37217 | LVS EN ISO 19250:2013 | Water quality - Detection of Salmonella spp. (ISO 19250:2010) | Standarts spēkā |
| 67629 | LVS EN ISO 9697:2019 | Water quality - Gross beta activity - Test method using thick source (ISO 9697:2018) | Standarts spēkā |
| 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 |
| 29987 | LVS EN ISO 10870:2012 | Water quality - Guidelines for the selection of sampling methods and devices for benthic macroinvertebrates in fresh waters (ISO 10870:2012) | 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 |
| 67604 | LVS EN ISO 22125-2:2020 | Water quality - Technetium-99 - Part 2: Test method using inductively coupled plasma mass spectrometry (ICP-MS) (ISO 22125-2:2019) | Standarts spēkā |
| 31650 | LVS EN ISO 14403-1:2012 | Water quality - Determination of total cyanide and free cyanide using flow analysis (FIA and CFA) - Part 1: Method using flow injection analysis (FIA) (ISO 14403-1:2012) | Standarts spēkā |
| 59275 | LVS EN ISO 14189:2016 | Water quality - Enumeration of Clostridium perfringens - Method using membrane filtration (ISO 14189:2013) | Standarts spēkā |
Displaying 251-260 of 832 results.