CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 69581 | prEN 13650 | Soil improvers and growing media - Digestion by aqua regia for subsequent determination of elements | Aptauja slēgta |
| 77935 | prEN 18252 | Soil improvers and growing media - Determination of the chloride content | Aptauja slēgta |
| 70768 | prEN 18258 | Soil improvers and growing media - Determination of the mercury content | Aptauja slēgta |
| 71901 | prEN 18299 | Soil improvers and growing media - Methods for the detection of Salmonella spp. and the enumeration of Escherichia coli and enterococci | Aptauja slēgta |
| 69580 | prEN 13040-1 | Soil improvers and growing media - Sample preparation - Part 1: Sample preparation for chemical and physical tests, determination of dry matter content, moisture content and laboratory bulk density | Aptauja slēgta |
| 70752 | prEN 18253 | Soil improvers and growing media - Determination of total organic carbon by dry combustion | Aptauja slēgta |
| 70758 | prEN 18255 | Soil improvers and growing media - Determination of organic nitrogen | Aptauja slēgta |
| 70760 | prEN 18251 | Soil improvers and growing media - Determination of phosphonate content | Aptauja slēgta |
| 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 slēgta |
| 71896 | prEN 17729 | Soil improvers - Methods for the determination of the dry matter, quantity, copper, zinc, chloride, nitrogen, P2O5 and K2O content | Aptauja slēgta |
Displaying 111-120 of 161 results.