CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 62649 | - | Water quality - Performance characteristics odf diatom sampling and analysis | Izstrādē |
| 30872 | EN ISO 15088:2008 | Water quality - Determination of the acute toxicity of waste water to zebrafish eggs (Danio rerio) (ISO 15088:2007) | 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 |
| 22922 | EN ISO 11732:2005 | Water quality - Determination of ammonium nitrogen - Method by flow analysis (CFA and FIA) and spectrometric detection (ISO 11732:2005) | Izstrādē |
| 27362 | prEN 15708 | Water quality - Guidance standard for the surveying, sampling and laboratory analysis of phytobenthos in shallow running water | Izstrādē |
| 33113 | EN ISO 8692:2012 | Water quality - Fresh water algal growth inhibition test with unicellular green algae (ISO 8692:2012) | Izstrādē |
| 80901 | prEN ISO 13164-1 rev | Water quality — Radon-222 — Part 1: General principles | Izstrādē |
| 74816 | prEN ISO 9308-2 rev | Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 2: Most probable number method | Izstrādē |
| 11112 | - | Water quality - Determination of arsenic - Part 2: AAS hydride technique | Izstrādē |
| 11019 | - | Water analysis - Determination of aldrin | Izstrādē |
Displaying 281-290 of 814 results.