CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 10378 | LVS EN 13651:2002 A | Soil improvers and growing media - Extraction of calcium chloride/DTPA (CAT) soluble nutrients | Standarts spēkā |
| 72754 | CEN/TS 17732:2022 | Soil improvers and growing media - Terminology | 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 |
| 70761 | EN 17925:2024 | Soil improvers and growing media - Determination of temperature-time profiles during composting and digestion | Standarts spēkā |
| 10377 | LVS EN 13650:2002 A | Soil improvers and growing media - Extraction of aqua regia soluble elements | Standarts spēkā |
| 73432 | CEN/TS 17733:2022 | Soil improvers and growing media - Sampling and sample preparation | Standarts spēkā |
| 10381 | LVS EN 13654-2:2002 A | Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method | Standarts spēkā |
Displaying 151-160 of 161 results.