Registration number (WIID)Project No.TitleStatus
72449CEN/TS 17781:2022Organic, organo-mineral and inorganic fertilizers - Detection of Escherichia coliIzstrādē
13039EN 12944-1:1999Fertilizers and liming materials and soil improvers - Vocabulary - Part 1: General termsIzstrādē
35687EN 15923:2011Fertilizers - Extraction of phosphorus soluble in Joulie's alcaline ammonium citrateIzstrādē
71683CEN/TS 17771:2022Organic and organo-mineral fertilizers - Determination of the nitrogen contentIzstrādē
71677CEN/TS 17765:2022Organic and organo-mineral fertilizers - Determination of the biuret contentIzstrādē
71687CEN/TS 17775:2022Organic and organo-mineral fertilizers - Determination of the inorganic arsenic contentIzstrādē
71685CEN/TS 17773:2022Organic and organo-mineral fertilizers - Determination of the dry matter contentIzstrādē
35685EN 15920:2011Fertilizers - Extraction of phosphorus soluble in 2 % citric acidIzstrādē
29079EN 16024:2011Fertilizers - Determination of 1H,2,4-triazole in urea and in fertilizers containing urea - Method using high-performance liquid chromatography (HPLC)Izstrādē
35688EN 15922:2011Fertilizers - Extraction of phosphorus according to Petermann at ambient temperatureIzstrādē
Displaying 511-520 of 601 results.