Registration number (WIID)Project No.TitleStatus
62443LVS EN 17136:2019Water quality - Guidance on field and laboratory procedures for quantitative analysis and identification of macroinvertebrates from inland surface watersStandarts 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
24872LVS EN 15460:2008Water quality - Guidance standard for the surveying of macrophytes in lakesStandarts spēkā
63554EN ISO 11704:2018Water quality - Gross alpha and gross beta activity - Test method using liquid scintillation counting (ISO 11704:2018)Standarts spēkā
69428EN ISO 13160:2021Water quality - Strontium 90 and strontium 89 - Test methods using liquid scintillation counting or proportional counting (ISO 13160:2021)Standarts spēkā
68125EN ISO 13164-1:2020Water quality - Radon-222 - Part 1: General principles (ISO 13164-1:2013, Correction version 2013-11-15)Standarts spēkā
67604LVS EN ISO 22125-2:2020Water quality - Technetium-99 - Part 2: Test method using inductively coupled plasma mass spectrometry (ICP-MS) (ISO 22125-2:2019)Standarts spēkā
67605LVS EN ISO 22125-1:2020Water quality - Technetium-99 - Part 1: Test method using liquid scintillation counting (ISO 22125-1:2019)Standarts spēkā
67612LVS EN ISO 22908:2020Water quality - Radium 226 and Radium 228 - Test method using liquid scintillation counting (ISO 22908:2020)Standarts spēkā
68125LVS EN ISO 13164-1:2020Water quality - Radon-222 - Part 1: General principles (ISO 13164-1:2013, Correction version 2013-11-15)Standarts spēkā
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