CEN/TC 260
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 82097 | prEN 17774 | Organic and organo-mineral fertilizers - Determination of the content of specific elements by ICP-AES after extraction by water and weak solvents | Aptauja |
| 81618 | prEN 15961 | Inorganic fertilizers - Extraction of water-soluble calcium, magnesium, sodium and sulfur in the form of sulfates | Aptauja |
| 82073 | prEN 17767 | Organo-mineral fertilizers - Extraction of phosphorus by formic acid | Aptauja |
| 82078 | prEN 17768 | Organic and organo-mineral fertilizers - Digestion by aqua regia for subsequent determination of elements | Aptauja |
| 82343 | prEN 15475 | Inorganic fertilizers - Titrimetric determination of ammoniacal nitrogen | Aptauja |
| 81614 | prEN 15925 | Inorganic fertilizers - Extraction of total sulfur present in various forms | Aptauja |
| 82079 | prEN 17769 | Organic and organo-mineral fertilizers - Determination of the mercury content | Aptauja |
| 80246 | prEN 17752 | Inorganic fertilizers - Determination of specific inhibiting compounds | Aptauja |
| 82106 | prEN 17779 | Organo-mineral fertilizers - Extraction of phosphorus soluble in a neutral ammonium citrate solution | Aptauja |
| 82074 | prEN 17770 | Organic and organo-mineral fertilizers - Determination of the total content of specific elements by ICP-AES after digestion by aqua regia | Aptauja |
Displaying 381-390 of 595 results.