CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 |
| 32516 | EN 15708:2009 | Water quality - Guidance standard for the surveying, sampling and laboratory analysis of phytobenthos in shallow running water | Izstrādē |
| 36146 | EN 13946:2014 | Water quality - Guidance for the routine sampling and preparation of benthic diatoms from rivers and lakes | Izstrādē |
| 22442 | prEN ISO 19250 | Water quality - Determination of Salmonella species (ISO/DIS 19250:2003) | Izstrādē |
| 62443 | EN 17136:2019 | Water quality - Guidance on field and laboratory procedures for quantitative analysis and identification of macroinvertebrates from inland surface waters | Izstrādē |
| 29987 | EN ISO 10870:2012 | Water quality - Guidelines for the selection of sampling methods and devices for benthic macroinvertebrates in fresh waters (ISO/DIS 10870:2010) | Izstrādē |
| 36151 | EN 16870:2017 | Water quality - Guidance standard on determining the degree of modification of lake hydromorphology | Izstrādē |
| 11020 | - | Water analysis - Determination of dieldrin | Izstrādē |
| 11017 | - | Water analysis - Determination of DDT including DDD and DDE | Izstrādē |
Displaying 131-140 of 800 results.