CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 29382 | EN 13037:2011 | Soil improvers and growing media - Determination of pH | Izstrādē |
| 29390 | EN 16087-2:2011 | Soil improvers and growing media - Determination of Aerobic biological activity - Part 2: Self heating test for compost | Izstrādē |
| 29388 | EN 16086-1:2011 | Soil improvers and growing media - Determination of plant response - Part 1: Pot growth test with Chinese cabbage | Izstrādē |
| 10331 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 7: Determination of Boron content | Izstrādē |
| 29353 | - | Soil improvers and growing media - Extraction of nitric acid soluble elements | Izstrādē |
| 10324 | - | Soil improvers and growing media - Determination after extraction by water - Part 3: Determination of nitrate nitrogen content | Izstrādē |
| 10339 | - | Soil improvers and growing media - Determination of total elements content - Part 2: Determination of nitrogen content | Izstrādē |
| 10353 | - | Soil improvers and growing media - Determination of inert contaminants content | Izstrādē |
| 10357 | - | Soil improvers and growing media - Determination of degree of decomposition | Izstrādē |
| 70757 | prEN 18280 | Soil improvers and growing media - Enumeration of Escherichia coli | Izstrādē |
Displaying 61-70 of 159 results.