Registration number (WIID)Project No.TitleStatus
10960EN 1233:1996Water quality - Determination of chromium - Atomic absorption spectrometric methodsIzstrādē
21815EN 12260:2003Water quality - Determination of nitrogen - Determination of bound nitrogen (TNb), following oxidation to nitrogen oxidesAtcelts
10954EN 1189:1996Water quality - Determination of phosphorus - Ammonium molybdate spectrometric methodAtcelts
34749CEN/TS 16692:2015Water quality - Determination of tributyltin (TBT) in whole water samples - Method using solid phase extraction (SPE) with SPE disks and gas chromatography with triple quadrupole mass spectrometryIzstrādē
63057CEN/TR 17245:2018Water quality - Technical report for the routine sampling of benthic diatoms from rivers and lakes adapted for metabarcoding analysesIzstrādē
63056CEN/TR 17244:2018Water quality - Technical report for the management of diatom barcodesIzstrādē
33488CEN/TR 16151:2011Water quality - Guidance on the design of Multimetric IndicesIzstrādē
80976CEN ISO/TS 7013:2025Water quality - Guidance and requirements for designing an interlaboratory trial for validation of analytical methods (ISO/TS 7013:2023)Standarts spēkā
29877CEN ISO/TR 15462:2009Water quality - Selection of tests for biodegradability (ISO/TR 15462:2006)Izstrādē
11074-Water quality - Biological classification of rivers - Part 3: Guidance on biological boundariesIzstrādē
Displaying 751-760 of 813 results.