Registration number (WIID)Project No.TitleStatus
71679CEN/TS 17767:2022Organo-mineral fertilizers - Extraction of phosphorus by formic acidIzstrādē
30748EN 15478:2009Fertilizers - Determination of total nitrogen in ureaIzstrādē
71678CEN/TS 17766:2022Organic and organo-mineral fertilizers - Extraction by water for subsequent determination of elementsIzstrādē
13012EN 12049:1996Solid fertilizers and liming materials - Determination of moisture content - Gravimetric method by drying under reduced pressure (ISO 8189:1992 modified)Izstrādē
13028EN 13366:2001Fertilizers - Treatment with a cation exchange resin for the determination of the chelated micro-nutrient content and of the chelated fraction of micro-nutrientsIzstrādē
73790prEN 18316Inorganic fertilizers – Determination of the total K2O contentIzstrādē
13044EN 13466-2:2001Fertilizers - Determination of water content (Karl Fischer methods) - Part 2: 2-propanol as extracting mediumIzstrādē
13043EN 13466-1:2001Fertilizers - Determination of water content (Karl Fischer methods) - Part 1: Methanol as extracting mediumIzstrādē
13040EN 12944-2:1999Fertilizers and liming materials and soil improvers - Vocabulary - Part 2: Terms relating to fertilizersIzstrādē
71680CEN/TS 17768:2022Organic and organo-mineral fertilizers - Digestion by aqua regia for subsequent determination of elementsIzstrādē
Displaying 541-550 of 594 results.