CEN/TC 223
| Reģistrācijas numurs (WIID) | Projekta Nr. | Nosaukums | Statuss |
|---|---|---|---|
| 29353 | - | Soil improvers and growing media - Extraction of nitric acid soluble elements | Izstrādē |
| 10324 | - | Soil improvers and growing media - Determination after extraction by water - Part 3: Determination of nitrate nitrogen content | Izstrādē |
| 10339 | - | Soil improvers and growing media - Determination of total elements content - Part 2: Determination of nitrogen content | Izstrādē |
| 10353 | - | Soil improvers and growing media - Determination of inert contaminants content | Izstrādē |
| 10357 | - | Soil improvers and growing media - Determination of degree of decomposition | Izstrādē |
| 10362 | - | Soil improvers and growing media - Determination of nitrogen immobilisation capacity | Izstrādē |
| 10331 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 7: Determination of Boron content | Izstrādē |
| 10369 | - | Soil improvers and growing media - Determination of mercury content | Izstrādē |
| 10334 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 10: Determination of iron content | Izstrādē |
| 10329 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 5: Determination of sulfur content | Izstrādē |
Attēlo no 21. līdz 30. no pavisam 159 ieraksta(-iem).