CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 10328 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 4: Determination of magnesium content | Izstrādē |
| 10324 | - | Soil improvers and growing media - Determination after extraction by water - Part 3: Determination of nitrate nitrogen content | Izstrādē |
| 71905 | - | Organic soil improvers and Growing media– Detection of specific pathogens | Izstrādē |
| 10331 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 7: Determination of Boron content | Izstrādē |
| 71898 | - | Soil Improvers and Growing media – Determination of specific contaminants | Izstrādē |
| 29353 | - | Soil improvers and growing media - Extraction of nitric acid soluble elements | Izstrādē |
| 10326 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 2: Determination of potassium content | Izstrādē |
| 10336 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 12: Determination of molybdenum content | Izstrādē |
| 10321 | - | Soil improvers and growing media - Methods of extraction - Part 2: Extraction by ammonium acetate | Izstrādē |
| 10329 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 5: Determination of sulfur content | Izstrādē |
Displaying 21-30 of 161 results.