CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 10335 | - | Soil improvers and growing media - Determination after extraction by ammonium acetate - Part 11: Determination of manganese content | Izstrādē |
| 65635 | EN 16087-1:2020 | Soil improvers and growing media - Determination of the aerobic biological activity - Part 1: Oxygen uptake rate (OUR) | Izstrādē |
| 29388 | EN 16086-1:2011 | Soil improvers and growing media - Determination of plant response - Part 1: Pot growth test with Chinese cabbage | Izstrādē |
| 29390 | EN 16087-2:2011 | Soil improvers and growing media - Determination of Aerobic biological activity - Part 2: Self heating test for compost | Izstrādē |
| 10324 | - | Soil improvers and growing media - Determination after extraction by water - Part 3: Determination of nitrate nitrogen content | Izstrādē |
| 27080 | CEN/TS 16202:2013 | Sludge, treated biowaste and soil - Determination of impurities and stones | Izstrādē |
| 69622 | EN 15238:2022 | Soil improvers and growing media - Determination of quantity for materials with particle size greater than 60 mm | Izstrādē |
| 31135 | EN 16086-2:2011 | Soil improvers and growing media - Determination of plant response - Part 2: Petri dish test using cress | Izstrādē |
| 10377 | EN 13650:2001 | Soil improvers and growing media - Extraction of aqua regia soluble elements | Izstrādē |
| 10381 | EN 13654-2:2001 | Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method | Izstrādē |
Displaying 41-50 of 161 results.