CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 71899 | LVS CEN/TS 17728:2022 | Organic soil improvers - Determination of specific parameters | Standarts spēkā |
| 69627 | LVS EN 15761:2026 | Pre-shaped growing media - Determination of the dimensions and bulk density | Standarts spēkā |
| 69622 | LVS EN 15238:2023 | Soil improvers and growing media - Determination of quantity for materials with particle size greater than 60 mm | Standarts spēkā |
| 29384 | LVS EN 13038:2012 | Soil improvers and growing media - Determination of electrical conductivity | Standarts spēkā |
| 10377 | LVS EN 13650:2002 A | Soil improvers and growing media - Extraction of aqua regia soluble elements | Standarts spēkā |
| 10379 | LVS EN 13652:2002 A | Soil improvers and growing media - Extraction of water soluble nutrients and elements | Standarts spēkā |
| 10380 | LVS EN 13654-1:2002 A | Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method | Standarts spēkā |
| 10382 | LVS CR 13456:2003 A | Soil improvers and growing media - Labelling, specifications and product schedules | Standarts spēkā |
| 69624 | prEN 13651 | Soil improvers and growing media - Extraction of calcium chloride/DTPA (CAT) soluble nutrients | Aptauja slēgta |
| 69626 | prEN 16087-1 | Soil improvers and growing media - Determination of the aerobic biological degradation rate of organic matter - Part 1: Oxygen uptake rate (OUR) | Aptauja slēgta |
Displaying 31-40 of 161 results.