Registration number (WIID)Project No.TitleStatus
80245prEN 17751Inorganic fertilizers - Determination of specific parameters in ammonium nitrate fertilizers of high nitrogen contentIzstrādē
73793-Fertilizing products — Demonstration of the efficacy of nitrification inhibiting compoundsIzstrādē
71680CEN/TS 17768:2022Organic and organo-mineral fertilizers - Digestion by aqua regia for subsequent determination of elementsIzstrādē
71679CEN/TS 17767:2022Organo-mineral fertilizers - Extraction of phosphorus by formic acid for subsequent determination of P by ICP-AESIzstrādē
71686CEN/TS 17774:2022Organic and organo-mineral fertilizers - Determination of the content of specific elements by ICP-AES after extraction by waterIzstrādē
72449CEN/TS 17781:2022Organic, organo-mineral and inorganic fertilizers - Detection of Escherichia coliIzstrādē
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
30749EN 15479:2009Fertilizers - Spectrophotometric determination of biuret in ureaIzstrādē
26044EN 15704:2008Liming materials - Determination of the breakdown of granulated calcium and calcium/magnesium carbonates under the influence of waterIzstrādē
Displaying 71-80 of 611 results.