Registration number (WIID)Project No.TitleStatus
10970EN 29408:1993Water quality - Evaluation in an aqueous medium of the "ultimate" aerobic biodegradability of organic compounds - Method of determining the oxygen demand in a closed respirometer (ISO 9408:1991)Atcelts
10981EN 25667-2:1993Water quality - Sampling - Part 2: Guidance on sampling techniques (ISO 5667-2:1991)Atcelts
11123LVS EN 26595:1992/AC:1992Water quality - Determination of total arsenic - Silver diethyldithiocarbamate spectrophotometric method (ISO 6595:1982)Atcelts
10975EN 28692:1993Water quality - Fresh water algal growth inhibition test with Scenedesmus subspicatus and Selenastrum capricornutum (ISO 8692:1989)Atcelts
11099EN ISO 8692:2004Water quality - Freshwater algal growth inhibition test with unicellular green algae (ISO 8692:2004)Atcelts
10978EN 28265:1994Water quality - Design and use of quantitative samplers for benthic macro-invertebrates on stony substrata in shallow freshwaters (ISO 8265:1988)Atcelts
10977EN 27828:1994Water quality - Methods of biological sampling - Guidance on handnet sampling of aquatic benthic macro-invertebrates (ISO 7828:1985)Atcelts
10969LVS EN 29888:1993Water quality - Evaluation of the aerobic biodegradability of organic compounds in an aqueous medium - Static test (Zahn-Wellens method) (ISO 9888:1991)Atcelts
10982EN ISO 7887:1994Water quality - Examination and determination of colour (ISO 7887:1994)Atcelts
11068EN 14614:2004Water Quality - Guidance standard for assessing the hydromorphological features of riversAtcelts
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