CEN/TC 223
| Reģistrācijas numurs (WIID) | Projekta Nr. | Nosaukums | Statuss |
|---|---|---|---|
| 10367 | - | Soil improvers and growing media - Determination of lead content | Izstrādē |
| 71905 | - | Organic soil improvers and Growing media– Detection of specific pathogens | Izstrādē |
| 10353 | - | Soil improvers and growing media - Determination of inert contaminants content | Izstrādē |
| 10337 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 13: Determination of zinc content | Izstrādē |
| 29353 | - | Soil improvers and growing media - Extraction of nitric acid soluble elements | Izstrādē |
| 10370 | - | Soil improvers and growing media - Determination of arsenic content | Izstrādē |
| 10339 | - | Soil improvers and growing media - Determination of total elements content - Part 2: Determination of nitrogen content | Izstrādē |
| 10334 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 10: Determination of iron 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 |
Attēlo no 21. līdz 30. no pavisam 161 ieraksta(-iem).