CEN/TC 230

Registration number (WIID)Project No.TitleStatus
62576LVS EN 17123:2019Water quality - Guidance on determining the degree of modification of the hydromorphological features of transitional and coastal watersStandarts spēkā
41075LVS EN ISO 17943:2016Water quality - Determination of volatile organic compounds in water - Method using headspace solid-phase micro-extraction (HS-SPME) followed by gas chromatography-mass spectrometry (GC-MS) (ISO 17943:2016)Standarts spēkā
79408LVS EN ISO 15923-1:2024Water quality - Determination of selected parameters by discrete analysis systems - Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection (ISO 15923-1:2013)Standarts spēkā
79407LVS EN ISO 10705-3:2024Water quality - Detection and enumeration of bacteriophages - Part 3: Validation of methods for concentration of bacteriophages from water (ISO 10705-3:2003)Standarts spēkā
78134EN 18025:2025Water quality - Guidance standard on a strategic approach to river restorationStandarts spēkā
72997EN 17892:2024Water quality - Determination of selected per- and polyfluoroalkyl substances in drinking water - Method using liquid chromatography/tandem-mass spectrometry (LC-MS/MS)Standarts spēkā
34746LVS EN 16693:2016Water quality - Determination of organochlorine pesticides (OCP) in whole water samples - Method using solid phase extraction (SPE) with SPE-disks combined with gas chromatography mass spectrometry (GC-MS)Standarts spēkā
79409EN 13946:2025Water quality - Guidance standard for the routine sampling and preparation of benthic diatoms from rivers and lakesStandarts spēkā
78021EN ISO 7899-3:2025Water quality - Enumeration of intestinal enterococci - Part 3: Most probable number method (ISO 7899‑3:2025)Standarts spēkā
34748LVS EN 16691:2016Water quality - Determination of selected polycyclic aromatic hydrocarbons (PAH) in whole water samples - Method using solid phase extraction (SPE) with SPE-disks combined with gas chromatography mass spectrometry (GC-MS)Standarts spēkā
Displaying 701-710 of 813 results.