Registration number (WIID)Project No.TitleStatus
28219LVS EN ISO 16266:2008Water quality - Detection and enumeration of Pseudomonas aeruginosa - Method by membrane filtrationStandarts spēkā
30623LVS EN ISO 5667-23:2011Water quality - Sampling - Part 23: Guidance on passive sampling in surface waters (ISO 5667-23:2011)Standarts spēkā
67705EN ISO 22017:2020Water quality - Guidance for rapid radioactivity measurements in nuclear or radiological emergency situation (ISO/DIS 22017:2019)Standarts spēkā
11045LVS EN ISO 8689-1:2001 AWater quality - Biological classification of rivers - Part 1: Guidance on the interpretation of biological quality data from surveys of benthic macroinvertebratesStandarts spēkā
78021EN ISO 7899-3:2025Water quality - Enumeration of intestinal enterococci - Part 3: Most probable number method (ISO 7899‑3:2025)Standarts spēkā
81888EN ISO 23697-1:2025Water quality - Determination of total bound nitrogen (ST-TNb) in water using small-scale sealed tubes - Part 1: Dimethylphenol colour reaction (ISO 23697-1:2023)Standarts spēkā
41271LVS EN ISO 5667-16:2017Water quality - Sampling - Part 16: Guidance on biotesting of samples (ISO 5667-16:2017)Standarts spēkā
11050LVS EN ISO 10707:1997Water quality - Evalution in an aquenous medium of the ultimate aerobic biodegrability of organic compounds - Method by analysis of biochemical oxygen demandStandarts spēkā
78500LVS EN ISO 13165-1:2024Water quality - Radium-226 - Part 1: Test method using liquid scintillation counting (ISO 13165-1:2022)Standarts spēkā
11029LVS EN ISO 11369:2000Water quality - Determination of selected plant treatment agents - Method using high performance chromatography with UV detection after solid-liquid extractionStandarts spēkā
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