CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 23988 | prEN ISO 16712 | Water quality - Determination of acute toxicity of marine or estuarine sediments to amphipods (ISO 16712) | Izstrādē |
| 10972 | ISO 9308-2 | Water quality - Detection and enumeration of coliform organisms, thermotolerant coliform organisms and presumptive Escherichia coli - Part 2: Multiple tube (most probable number) method | Izstrādē |
| 31651 | EN ISO 14403-2:2012 | Water quality - Determination of total cyanide and free cyanide using flow analysis (FIA and CFA) - Part 2: Method with continuous flow analysis (CFA) (ISO/DIS 14403-2:2009) | Izstrādē |
| 21815 | LVS EN 12260:2003 A | Water quality - Determination of nitrogen - Determination of bound nitrogen (TN{sub}b), following oxidation to nitrogen oxides | Atcelts |
| 10978 | EN 28265:1994 | Water quality - Design and use of quantitative samplers for benthic macro-invertebrates on stony substrata in shallow freshwaters (ISO 8265:1988) | Atcelts |
| 10977 | EN 27828:1994 | Water quality - Methods of biological sampling - Guidance on handnet sampling of aquatic benthic macro-invertebrates (ISO 7828:1985) | Atcelts |
| 10989 | EN ISO 5667-3:1995 | Water quality - Sampling - Part 3: Guidance on the preservation and handling of samples (ISO 5667-3:1994) | Atcelts |
| 63560 | EN ISO 5667-1:2022 | Water quality - Sampling - Part 1: Guidance on the design of sampling programmes and sampling techniques (ISO 5667-1:2020) | Atcelts |
| 10975 | EN 28692:1993 | Water quality - Fresh water algal growth inhibition test with Scenedesmus subspicatus and Selenastrum capricornutum (ISO 8692:1989) | Atcelts |
| 11059 | LVS EN 13946:2003 | Water quality - Guidance standard for the routine sampling and pretreatment of benthic diatoms from rivers | Atcelts |
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