CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 10982 | EN ISO 7887:1994 | Water quality - Examination and determination of colour (ISO 7887:1994) | 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 |
| 10988 | EN ISO 10634:1995 | Water 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 |
| 10989 | EN ISO 5667-3:1995 | Water quality - Sampling - Part 3: Guidance on the preservation and handling of samples (ISO 5667-3:1994) | Atcelts |
| 10975 | EN 28692:1993 | Water quality - Fresh water algal growth inhibition test with Scenedesmus subspicatus and Selenastrum capricornutum (ISO 8692:1989) | Atcelts |
| 10987 | EN ISO 10253:1998 | Water quality - Marine algal growth inhibition test with Skeletonema costatum and Phaeodactylum tricornutum (ISO 10253:1995) | Atcelts |
| 10970 | EN 29408:1993 | Water 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 |
| 10981 | EN 25667-2:1993 | Water quality - Sampling - Part 2: Guidance on sampling techniques (ISO 5667-2:1991) | Atcelts |
| 10980 | EN 25667-1:1993 | Water quality - Sampling - Part 1: Guidance on the design of sampling programmes (ISO 5667-1:1980) | Atcelts |
Displaying 401-410 of 792 results.