CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 10379 | EN 13652:2001 | Soil improvers and growing media - Extraction of water soluble nutrients and elements | Izstrādē |
| 29385 | EN 13039:2011 | Soil improvers and growing media - Determination of organic content and ash | Izstrādē |
| 70760 | prEN 18251 | Soil improvers and growing media - Determination of phosphonate content | Izstrādē |
| 31135 | EN 16086-2:2011 | Soil improvers and growing media - Determination of plant response - Part 2: Petri dish test using cress | Izstrādē |
| 79448 | prEN 13040-2 | Soil improvers and growing media - Sample preparation - Part 2: Sample preparation for microbiological examination | Izstrādē |
| 69623 | prEN 13654-2 | Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method | Izstrādē |
| 70752 | prEN 18253 | Soil improvers and growing media - Determination of total organic carbon by dry combustion | Izstrādē |
| 70758 | prEN 18255 | Soil improvers and growing media - Determination of organic nitrogen | Izstrādē |
| 70757 | prEN 18280 | Soil improvers and growing media - Enumeration of Escherichia coli | Izstrādē |
| 70767 | prEN 18257 | Soil improvers and growing media - Determination of chromium(VI) | Izstrādē |
Displaying 81-90 of 159 results.