Registration number (WIID)Project No.TitleStatus
62576EN 17123:2018Water quality - Guidance on determining the degree of modification of the hydromorphological features of transitional and coastal watersIzstrādē
62542LVS EN 17204:2019Water quality - Guidance on analysis of mesozooplankton from marine and brackish watersStandarts spēkā
62542EN 17204:2019Water quality - Guidance on analysis of mesozooplankton from marine and brackish watersIzstrādē
62541LVS EN 17218:2019Water quality - Guidance on sampling of mesozooplankton from marine and brackish water using meshStandarts spēkā
62541EN 17218:2019Water quality - Guidance on sampling of mesozooplankton from marine and brackish water using meshIzstrādē
62443LVS EN 17136:2019Water quality - Guidance on field and laboratory procedures for quantitative analysis and identification of macroinvertebrates from inland surface watersStandarts spēkā
62443EN 17136:2019Water quality - Guidance on field and laboratory procedures for quantitative analysis and identification of macroinvertebrates from inland surface watersIzstrādē
61597LVS EN ISO 9308-1:2014/A1:2017Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 1: Membrane filtration method for waters with low bacterial background flora (ISO 9308-1:2014/Amd 1:2016)Standarts spēkā
61597EN ISO 9308-1:2014/A1:2017Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 1: Membrane filtration method for waters with low bacterial background flora (ISO 9308-1:2014/Amd 1:2016)Izstrādē
61308LVS EN ISO 7704:2023Water quality - Requirements for the performance testing of membrane filters used for direct enumeration of microorganisms by culture methods (ISO 7704:2023)Standarts spēkā
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