CEN/TC 223
Registration number (WIID) | Project No. | Title | Status |
---|---|---|---|
69625 | prEN 13654-1 rev | Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method | Izstrādē |
69623 | prEN 13654-2 rev | Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method | Izstrādē |
69627 | prEN 15761 | Pre-shaped growing media - Determination of the dimensions and bulk density | Izstrādē |
78568 | prEN 16086-1 rev | Soil improvers and growing media - Determination of plant response - Part 1: Pot growth test with Chinese cabbage | Izstrādē |
69626 | prEN 16087-1 | Soil improvers and growing media - Determination of the aerobic biological degradation rate of organic matter - Part 1: Oxygen uptake rate (OUR) | Izstrādē |
69621 | prEN 16087-2 | Soil improvers and growing media - Determination of the aerobic biological degradation rate of organic matter - Part 2: Self heating test for compost | Izstrādē |
70755 | prEN 16202 | Compost and digestate - Determination of the content of macroscopic impurities and stones | Izstrādē |
71900 | prEN 17728 | Organic soil improvers - Overview of methods for the determination of the pH, electrical conductivity, the organic carbon content and the organic nitrogen content | Izstrādē |
71896 | prEN 17729 | Soil improvers - Overview of methods for the determination of the dry matter, quantity, the copper, zinc, chloride, nitrogen, P2O5 and K2O content | Izstrādē |
71908 | prEN 17730 | Soil improvers and growing media - Overview of methods for the determination of PAH16, macroscopic impurities above 2mm, the temperature-time profiles, the oxygen uptake rate, the self-heating factor and the residual biogas potential in compost and digestate when used in fertilizing products | Izstrādē |
Displaying 131-140 of 159 results.