CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 23981 | LVS EN 14996:2006 | Water quality - Guidance on assuring the quality of biological and ecological assessments in the aquatic environment | 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 |
| 11105 | LVS EN ISO 15586:2003 | Water quality - Determination of trace elements by atomic absorption spectrometry with graphite furnace | Standarts spēkā |
| 35341 | LVS EN ISO 18857-2:2012 | Water quality - Determination of selected alkylphenols - Part 2: Gas chromatographic-mass spectrometric determination of alkylphenols, their ethoxylates and bisphenol A in non-filtered samples following solid-phase extraction and derivatisation (ISO 18857-2:2009) | Standarts spēkā |
| 29875 | LVS EN ISO 21427-2:2009 | Water quality - Evaluation of genotoxicity by measurement of the induction of micronuclei - Part 2: Mixed population method using the cell line V79 (ISO 21427-2:2006) | Standarts spēkā |
| 32125 | LVS EN 15972:2012 | Water quality - Guidance on quantitative and qualitative investigations of marine phytoplankton | Standarts spēkā |
| 28623 | LVS EN 15843:2010 | Water quality - Guidance standard on determining the degree of modification of river hydromorphology | Standarts spēkā |
| 59274 | LVS EN ISO 5667-14:2016 | Water quality - Sampling - Part 14: Guidance on quality assurance and quality control of environmental water sampling and handling (ISO 5667-14:2014) | Standarts spēkā |
| 24558 | LVS EN ISO 16588:2004 /A1:2005 | Water quality - Determination of six complexing agents - Gas- chromatographic method | Standarts spēkā |
| 31702 | LVS EN ISO 12846:2012 | Water quality - Determination of mercury - Method using atomic absorption spectrometry (AAS) with and without enrichment (ISO 12846:2012) | Standarts spēkā |
Displaying 171-180 of 801 results.