CEN/TC 260
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 81614 | prEN 15925 | Inorganic fertilizers - Extraction of total sulfur present in various forms | Aptauja slēgta |
| 81617 | prEN 15957 | Inorganic fertilizers - Extraction of phosphorus which is soluble in neutral ammonium citrate | Aptauja slēgta |
| 81611 | prEN 15956 | Inorganic fertilizers - Extraction of phosphorus soluble in mineral acids | Aptauja slēgta |
| 81616 | prEN 15960 | Inorganic fertilizers - Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfates | Aptauja slēgta |
| 68251 | prEN 12944-1 | Fertilizers, liming materials and inhibitors - Vocabulary - Part 1: General terms | Aptauja |
| 80242 | prEN 17755 | Inorganic fertilizers - Determination of specific parameters | Aptauja |
| 71269 | prEN 18319 | Fertilizers, liming materials and inhibitors - Determination of the phosphonates content by ion chromatography and conductivity detection (IC-CD) | Aptauja |
| 82078 | prEN 17768 | Organic and organo-mineral fertilizers - Digestion by aqua regia for subsequent determination of elements | Aptauja |
| 82073 | prEN 17767 | Organo-mineral fertilizers - Extraction of phosphorus by formic acid | Aptauja |
| 82106 | prEN 17779 | Organo-mineral fertilizers - Extraction of phosphorus soluble in a neutral ammonium citrate solution | Aptauja |
Displaying 211-220 of 598 results.