Registration number (WIID)Project No.TitleStatus
10981LVS EN 25667-2:1993Water quality - Sampling - Part 2: Guidance on sampling techniques (ISO 5667-2:1991)Atcelts
21814EN ISO 15681-2:2004Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO 15681-2:2003)Atcelts
68136EN ISO 13164-4:2020Water quality - Radon-222 - Part 4: Test method using two-phase liquid scintillation counting (ISO 13164-4:2015)Atcelts
21815EN 12260:2003Water quality - Determination of nitrogen - Determination of bound nitrogen (TNb), following oxidation to nitrogen oxidesAtcelts
10988EN ISO 10634:1995Water quality - Guidance for the preparation and treatment of poorly water-soluble organic compounds for the subsequent evaluation of their biodegradability in an aqueous medium (ISO 10634:1995)Atcelts
10989EN ISO 5667-3:1995Water quality - Sampling - Part 3: Guidance on the preservation and handling of samples (ISO 5667-3:1994)Atcelts
11114LVS EN 14407:2004Water quality - Guidance standard for the identification, enumeration and interpretation of benthic diatom samples from running watersAtcelts
11078LVS EN 12780:2003 AWater quality - Detection and enumeration of Pseudomonas aeruginosa by membrane filtrationAtcelts
11122EN 14757:2005Water quality - Sampling of fish with multi-mesh gillnetsAtcelts
11009LVS EN ISO 9509:2003Water quality - Method for assessing the inhibition of nitrification of activated sludge micro-organisms by chemicals and waste waterAtcelts
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