CEN/TC 223
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 70758 | prEN 18255 | Soil improvers and growing media - Determination of organic nitrogen | Aptauja slēgta |
| 70764 | prEN 18256 | Digestate - Determination of the residual biogas potential | Aptauja slēgta |
| 70767 | prEN 18257 | Soil improvers and growing media - Determination of chromium(VI) | Aptauja slēgta |
| 70768 | prEN 18258 | Soil improvers and growing media - Determination of the mercury content | Aptauja slēgta |
| 77936 | prEN 18259 | Soil improvers and growing media - Determination of aqua regia soluble elements | Aptauja slēgta |
| 70759 | prEN 18261 | Compost and digestate - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC) | Aptauja slēgta |
| 70765 | prEN 18278 | Soil improvers and growing media - Detection of Salmonella spp. | Aptauja |
| 70763 | prEN 18279 | Soil improvers and growing media - Enumeration of enterococci | Aptauja |
| 70757 | prEN 18280 | Soil improvers and growing media - Enumeration of Escherichia coli | 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 |
Displaying 151-160 of 161 results.