Registration number (WIID)Project No.TitleStatus
35083LVS EN ISO 10304-1:2009 /AC:2013Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate (ISO 10304-1:2007/Cor 1:2010)Standarts spēkā
65985EN ISO 13161:2020Water quality - Polonium 210 - Test method using alpha spectrometry (ISO 13161:2020)Standarts spēkā
36147LVS EN 14184:2014Water quality - Guidance for the surveying of aquatic macrophytes in running watersStandarts spēkā
73269EN 17899:2024Water quality - Spectrophotometric determination of chlorophyll-a content by ethanol extraction for the routine monitoring of water qualityStandarts spēkā
73162EN ISO 17294-2:2023Water quality - Application of inductively coupled plasma mass spectrometry (ICP-MS) - Part 2: Determination of selected elements including uranium isotopes (ISO 17294-2:2023, Corrected version 2024-02)Standarts spēkā
22919LVS EN 1622:2006Water quality - Determination of the threshold odour number (TON) and threshold flavour number (TFN)Standarts spēkā
31702LVS EN ISO 12846:2012Water quality - Determination of mercury - Method using atomic absorption spectrometry (AAS) with and without enrichment (ISO 12846:2012)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
24558LVS EN ISO 16588:2004 /A1:2005Water quality - Determination of six complexing agents - Gas- chromatographic methodStandarts spēkā
26360LVS EN ISO 18857-1:2006Water quality - Determination of selected alkylphenols - Part 1: Method for non-filtered samples using liquid-liquid extraction and gas chromatography with mass selective detectionStandarts spēkā
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