CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 69625 | prEN 13654-1 | Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method | Aptauja |
| 70755 | prEN 16202 | Compost and digestate - Determination of the content of macroscopic impurities and stones | Aptauja slēgta |
| 65635 | LVS EN 16087-1:2020 | Soil improvers and growing media - Determination of the aerobic biological activity - Part 1: Oxygen uptake rate (OUR) | Standarts spēkā |
| 10382 | LVS CR 13456:2003 A | Soil improvers and growing media - Labelling, specifications and product schedules | Standarts spēkā |
| 10380 | LVS EN 13654-1:2002 A | Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method | Standarts spēkā |
| 10376 | LVS CR 13455:2003 A | Soil improvers and growing media - Guidelines for the safety of users, the environment and plants | Standarts spēkā |
| 10379 | LVS EN 13652:2002 A | Soil improvers and growing media - Extraction of water soluble nutrients and elements | Standarts spēkā |
| 10377 | LVS EN 13650:2002 A | Soil improvers and growing media - Extraction of aqua regia soluble elements | Standarts spēkā |
| 10381 | LVS EN 13654-2:2002 A | Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method | Standarts spēkā |
| 27884 | LVS EN 15761:2010 | Pre-shaped growing media - Determination of length, width, height, volume and bulk density | Standarts spēkā |
Displaying 121-130 of 159 results.