CEN/TC 230

Registration number (WIID)Project No.TitleStatus
11014LVS EN ISO 5961:2000 AWater quality - Determination of cadmium by atomic absorbtion spectrometryStandarts spēkā
33298LVS EN ISO 21427-2:2009 /AC:2009Water 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/Cor 1:2009)Standarts spēkā
11036LVS EN ISO 7346-1:2000Water quality - Determination of acute lethal toxicity of substances to a freshwater fish (Brachydanio rerio - Hamilton - Buchanan (Teleostei, Cyprinidae)] - Part 1: Static methodStandarts spēkā
61308EN ISO 7704:2023Water quality - Requirements for the performance testing of membrane filters used for direct enumeration of microorganisms by culture methods (ISO/DIS 7704:2021)Standarts spēkā
10999LVS EN ISO 7899-1:1998 AWater quality - Detection and enumeration of intestinal enterococci in surface and waste water - Part 1: Miniaturized method (Most Probable Number) by inoculation in liquid mediumStandarts spēkā
10992LVS EN ISO 8467:1995 AWater quality - Determination of permanganate indexStandarts spēkā
75274LVS EN ISO 13165-3:2024Water quality - Radium-226 - Part 3: Test method using coprecipitation and gamma-ray spectrometry (ISO 13165-3:2024)Standarts spēkā
32516LVS EN 15708:2010Water quality - Guidance standard for the surveying, sampling and laboratory analysis of phytobenthos in shallow running waterStandarts spēkā
62443LVS EN 17136:2019Water quality - Guidance on field and laboratory procedures for quantitative analysis and identification of macroinvertebrates from inland surface watersStandarts spēkā
76872LVS EN ISO 20236:2024Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO 20236:2024)Standarts spēkā
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