Registration number (WIID)Project No.TitleStatus
80243prEN 17756Fertilizers, liming materials and inhibitors - Determination of the chloride contentIzstrādē
72662-Organo-mineral fertilizers – Determination of specific inhibitorsIzstrādē
63884EN 16317:2013+A1:2017Fertilizers and liming materials - Determination of arsenic by inductively coupled plasma-atomic emission spectrometry (ICP-AES) after aqua regia dissolutionIzstrādē
40797EN 17042:2018Fertilizers - Determination of boron in concentrations > 10 % using acidimetric titrationIzstrādē
73856CEN/TS 17790:2022Organo-mineral fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients by treatment with a cation exchange resinIzstrādē
71681CEN/TS 17769:2022Organic and organo-mineral fertilizers - Determination of the mercury contentIzstrādē
27098EN 15688:2008Fertilizers - Determination of urease inhibitor N-(n-butyl)thiophosphoric triamide (NBPT) using high-performance liquid chromatography (HPLC)Izstrādē
71678CEN/TS 17766:2022Organic and organo-mineral fertilizers - Extraction by water for subsequent determination of elementsIzstrādē
71677CEN/TS 17765:2022Organic and organo-mineral fertilizers - Determination of the biuret contentIzstrādē
71683CEN/TS 17771:2022Organic and organo-mineral fertilizers - Determination of the nitrogen contentIzstrādē
Displaying 21-30 of 601 results.