CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 |
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