CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 77935 | prEN 18252 | Soil improvers and growing media - Determination of the chloride content | Aptauja slēgta |
| 69623 | prEN 13654-2 | Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method | Aptauja slēgta |
| 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) | Aptauja slēgta |
| 71908 | prEN 17730 | Soil improvers and growing media - Methods for the determination of PAH16, macroscopic impurities above 2mm, the temperature-time profiles, oxygen uptake rate, self-heating factor and residual biogas potential in compost and digestate when used in fertilizing products | Aptauja |
| 71907 | prEN 17731 | Growing media - Methods for the determination of the electrical conductivity, pH, dry matter, quantity, total copper and zinc content, water soluble chloride content, and CaCl2/DTPA extractable nitrogen, P2O5 and K2O content | Aptauja |
| 70763 | prEN 18279 | Soil improvers and growing media - Enumeration of enterococci | Aptauja |
| 71901 | prEN 18299 | Soil improvers and growing media - Methods for the detection of Salmonella spp. and the enumeration of Escherichia coli and enterococci | Aptauja |
| 71897 | prEN 18300 | Soil improvers and growing media - Methods for the determination of cadmium, lead, nickel, hexavalent chromium, mercury, inorganic arsenic, phosphonates, total chromium and bioavailable nickel content | Aptauja |
| 70757 | prEN 18280 | Soil improvers and growing media - Enumeration of Escherichia coli | Aptauja |
| 70765 | prEN 18278 | Soil improvers and growing media - Detection of Salmonella spp. | Aptauja |
Displaying 61-70 of 161 results.