CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 70758 | prEN 18255 | Soil improvers and growing media - Determination of organic nitrogen | Aptauja slēgta |
| 69582 | prEN 13038 | Soil improvers and growing media - Determination of electrical conductivity | Aptauja slēgta |
| 70759 | prEN 18261 | Compost and digestate - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC) | Aptauja slēgta |
| 10382 | LVS CR 13456:2003 A | Soil improvers and growing media - Labelling, specifications and product schedules | Standarts spēkā |
| 24761 | LVS EN 13040:2008 | Soil improvers and growing media - Sample preparation for chemical and physical tests, determination of dry matter content, moisture content and laboratory compacted bulk density | Standarts spēkā |
| 29387 | LVS EN 13041:2012 | Soil improvers and growing media - Determination of physical properties - Dry bulk density, air volume, water volume, shrinkage value and total pore space | Standarts spēkā |
| 27884 | LVS EN 15761:2010 | Pre-shaped growing media - Determination of length, width, height, volume and bulk density | Standarts spēkā |
| 29385 | LVS EN 13039:2012 | Soil improvers and growing media - Determination of organic matter content and ash | Standarts spēkā |
| 70761 | LVS EN 17925:2024 | Soil improvers and growing media - Determination of temperature-time profiles during composting and digestion | Standarts spēkā |
| 10381 | LVS EN 13654-2:2002 A | Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method | Standarts spēkā |
Displaying 121-130 of 161 results.