Reģistrācijas numurs (WIID)Projekta Nr.NosaukumsStatuss
73269EN 17899:2024Water quality - Spectrophotometric determination of chlorophyll-a content by ethanol extraction for the routine monitoring of water qualityStandarts spēkā
27658EN ISO 17852:2008Ūdens kvalitāte. Dzīvsudraba noteikšana. Metode ar atomfluorescences spektrometrijas izmantošanu (ISO 17852:2006)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
10966LVS EN 1484:1997Water analysis - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC) 
10973LVS EN 26461-1:1993Water quality - Detection and enumeration of the spores of sulfite-reducing anaerobes (clostridia) - Part 1: Method by enrichment in a liquid medium (ISO 6461-1:1986) 
10960LVS EN 1233:1996Water quality - Determination of chromium - Atomic absorption spectrometric methods 
11051LVS EN 1899-2:1998Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 2: Method for undiluted samples (ISO 5815:1989, modified) 
10953LVS EN 26777:1993Wasserbeschaffenheit - Bestimmung von Nitrit - Spektrometrisches Verfahren (ISO 6777:1984) 
22922LVS EN ISO 11732:2005Qualité de l'eau - Dosage de l'azote ammoniacal - Méthode par analyse en flux (CFA et FIA) et détection spectrométrique (ISO 11732:2005) 
10964LVS EN ISO 6222:1999Wasserbeschaffenheit - Quantitative Bestimmung der kultivierbaren Mikroorganismen - Bestimmung der Koloniezahl duch Einimpfen in ein Nähragarmedium (ISO 6222:1999) 
Attēlo no 841. līdz 850. no pavisam 853 ieraksta(-iem).