CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 70767 | prEN 18257 | Soil improvers and growing media - Determination of chromium(VI) | Izstrādē |
| 70768 | prEN 18258 | Soil improvers and growing media - Determination of mercury in aqua regia extracts | Izstrādē |
| 77935 | prEN 18252 | Soil improvers and growing media — Determination of the chloride content | Izstrādē |
| 10307 | prEN 12577 | Soil improvers and growing media - Labelling | Izstrādē |
| 29384 | EN 13038:2011 | Soil improvers and growing media - Determination of electrical conductivity | Izstrādē |
| 69555 | EN 12580:2022 | Soil improvers and growing media - Determination of a quantity | Izstrādē |
| 69623 | prEN 13654-2 rev | Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method | Izstrādē |
| 24761 | EN 13040:2007 | Soil improvers and growing media - Sample preparation for chemical and physical tests, determination of dry matter content, moisture content and laboratory compacted bulk density | Izstrādē |
| 10353 | - | Soil improvers and growing media - Determination of inert contaminants content | Izstrādē |
| 10339 | - | Soil improvers and growing media - Determination of total elements content - Part 2: Determination of nitrogen content | Izstrādē |
Displaying 21-30 of 159 results.