CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 24761 | EN 13040:2007 | Soil improvers and growing media - Sample preparation for chemical and physical tests, determination of dry matter content, moisture content and laboratory compacted bulk density | Izstrādē |
| 10375 | EN 13041:1999 | Soil improvers and growing media - Determination of physical properties - Dry bulk density, air volume, water volume, shrinkage value and total pore space | Atcelts |
| 24760 | EN 13041:1999/A1:2006 | Soil improvers and growing media - Determination of physical properties - Dry bulk density, air volume, water volume, shrinkage value and total pore space | Atcelts |
| 29387 | EN 13041:2011 | Soil improvers and growing media - Determination of physical properties - Dry bulk density, air volume, water volume, shrinkage value and total pore space | Izstrādē |
| 10377 | EN 13650:2001 | Soil improvers and growing media - Extraction of aqua regia soluble elements | Izstrādē |
| 10378 | EN 13651:2001 | Soil improvers and growing media - Extraction of calcium chloride/DTPA (CAT) soluble nutrients | Izstrādē |
| 10379 | EN 13652:2001 | Soil improvers and growing media - Extraction of water soluble nutrients and elements | Izstrādē |
| 10380 | EN 13654-1:2001 | Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method | Izstrādē |
| 10381 | EN 13654-2:2001 | Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method | Izstrādē |
| 23350 | EN 15238:2006 | Soil improvers and growing media - Determination of quantity for materials with particle size greater than 60 mm | Atcelts |
Displaying 61-70 of 159 results.