CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 69554 | prEN 17733 | Soil improvers and growing media - Overview of sampling and sample preparation methods | Izstrādē |
| 69555 | EN 12580:2022 | Soil improvers and growing media - Determination of a quantity | Izstrādē |
| 69555 | LVS EN 12580:2023 | Soil improvers and growing media - Determination of a quantity | Standarts spēkā |
| 69579 | prEN 13039 rev | Soil improvers and growing media - Determination of organic matter content and ash | Izstrādē |
| 69580 | prEN 13040-1 rev | Soil improvers and growing media - Sample preparation - Part 1: Sample preparation for chemical and physical tests, determination of dry matter content, moisture content and laboratory bulk density | Izstrādē |
| 69581 | prEN 13650 rev | Soil improvers and growing media - Extraction of aqua regia soluble elements | Izstrādē |
| 69582 | prEN 13038 rev | Soil improvers and growing media - Determination of electrical conductivity | Izstrādē |
| 69583 | prEN 13037 rev | Soil improvers and growing media - Determination of pH | Izstrādē |
| 69621 | prEN 16087-2 rev | Soil improvers and growing media - Determination of the aerobic biological activity - Part 2: Self heating test for compost | Izstrādē |
| 69622 | EN 15238:2022 | Soil improvers and growing media - Determination of quantity for materials with particle size greater than 60 mm | Izstrādē |
Displaying 101-110 of 159 results.