CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 11022 | - | Water analysis - Determination of chloroform (based on ISO/CD 10301) | Izstrādē |
| 20965 | EN ISO 9509:2006 | Water quality - Toxicity test for assessing the inhibition of nitrification of activated sludge microorganisms (ISO 9509:2006) | Izstrādē |
| 11115 | - | Water quality - Guidance on the data collation, interpretation and classification of running waters based on aquatic macrophytes | Izstrādē |
| 35039 | prEN ISO 8689-1 rev | Water quality - Biological classification of rivers - Part 1: Guidance on the interpretation of biological quality data from surveys of benthic macroinvertebrates | Izstrādē |
| 60334 | EN ISO 20227:2017 | Water quality - Determination of the growth inhibition effects of waste waters, natural waters and chemicals on the duckweed Spirodela polyrhiza - Method using a stock culture independent microbiotest (ISO 20227:2017) | Izstrādē |
| 63056 | CEN/TR 17244:2018 | Water quality - Technical report for the management of diatom barcodes | Izstrādē |
| 11023 | - | Water analysis - Determination of hexachlorobenzen | Izstrādē |
| 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 |
| 63561 | EN ISO 5667-3:2018 | Water quality - Sampling - Part 3: Preservation and handling of water samples (ISO 5667-3:2018) | Atcelts |
| 11000 | LVS EN 1622:2000 | Water quality - Determination of the thershold odour number (TON) and treshold flavour number (TFN) | Atcelts |
Displaying 321-330 of 803 results.