CEN/TC 223
| Reģistrācijas numurs (WIID) | Projekta Nr. | Nosaukums | Statuss |
|---|---|---|---|
| 10323 | - | Soil improvers and growing media - Determination after extraction by water - Part 2: Determination of ammoniacal nitrogen contents | Izstrādē |
| 10320 | - | Soil improvers and growing media - Methods of extraction - Part 1: Extraction by water | Izstrādē |
| 10361 | - | Soil improvers and growing media - Determination of phytotoxicity | Izstrādē |
| 10355 | - | Soil improvers and growing media - Determination of titrable acidity/alkalinity | Izstrādē |
| 10373 | - | Soil improvers and growing media - Determination of content of manomers synthetics polymers | Izstrādē |
| 10337 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 13: Determination of zinc content | Izstrādē |
| 10333 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 9: Determination of copper content | Izstrādē |
| 10330 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 6: Determination of sodium content | Izstrādē |
| 10328 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 4: Determination of magnesium content | Izstrādē |
| 10325 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 1: Determination of phosphorus | Izstrādē |
Attēlo no 151. līdz 160. no pavisam 163 ieraksta(-iem).