Registration number (WIID)Project No.TitleStatus
73640EN ISO 20236:2021Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO 20236:2018)Atcelts
11009LVS EN ISO 9509:2003Water quality - Method for assessing the inhibition of nitrification of activated sludge micro-organisms by chemicals and waste waterAtcelts
11057EN ISO 11885:1997Water quality - Determination of 33 elements by inductively coupled plasma atomic emission spectroscopy (ISO 11885:1996)Atcelts
10951LVS EN 25814:1992Water quality - Determination of dissolved oxygen - Electrotechnical probe method (ISO 5814:1990)Atcelts
11042EN ISO 11732:1997Water quality - Determination of ammonium nitrogen by flow analysis (CFA and FIA) and spectrometric detection (ISO 11732:1997)Atcelts
34750EN ISO 12010:2014Water quality - Determination of short-chain polychlorinated alkanes (SCCPs) in water - Method using gas chromatography-mass spectrometry (GC-MS) and negative-ion chemical ionization (NCI) (ISO 12010:2012)Atcelts
59146EN ISO 9697:2017Water quality - Gross beta activity in non-saline water - Test method using thick source (ISO 9697:2015)Atcelts
63560LVS EN ISO 5667-1:2022Water quality - Sampling - Part 1: Guidance on the design of sampling programmes and sampling techniques (ISO 5667-1:2020)Atcelts
11059EN 13946:2003Water quality - Guidance standard for the routine sampling and pretreatment of benthic diatoms from riversAtcelts
11049EN ISO 11733:1998Water quality - Evaluation of the elimination and biodegradability of organic compounds in an aqueous medium - Activated sludge simulation test (ISO 11733:1995)Atcelts
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