CEN/TC 260
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 80244 | prEN 17757 | Inorganic fertilizers - Determination of specific nutrients | Aptauja slēgta |
| 82098 | prEN 17777 | Organic and organo-mineral fertilizers - Determination of specific elements | Aptauja slēgta |
| 82103 | prEN 17775 | Organic and organo-mineral fertilizers - Determination of the inorganic arsenic content | Aptauja slēgta |
| 82343 | prEN 15475 | Inorganic fertilizers - Titrimetric determination of ammoniacal nitrogen | Aptauja slēgta |
| 80241 | prEN 17754 | Inorganic fertilizers - Determination of specific micronutrients | Aptauja slēgta |
| 73796 | prEN 17403 | Inorganic fertilizers - Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution with a pH of 7,5 at 100 °C | Aptauja slēgta |
| 73799 | prEN 15478 | Inorganic fertilizers - Determination of total nitrogen in urea, methylene-urea and urea formaldehyde | Aptauja slēgta |
| 73792 | prEN 18317 | Organo-mineral fertilizers - Determination of the N-(n-butyl)thiophosphoric triamide (NBPT) urease inhibitor content | Aptauja slēgta |
| 81614 | prEN 15925 | Inorganic fertilizers - Extraction of total sulfur present in various forms | Aptauja slēgta |
| 79933 | prEN 17761 | Inorganic fertilizers - Determination of the chloride content in ammonium nitrate fertilizers of high nitrogen content | Aptauja slēgta |
Displaying 231-240 of 601 results.