Registration number (WIID)Project No.TitleStatus
59029EN 17246:2019Fertilizers - Determination of perchlorate in mineral fertilizers by ion chromatography and conductivity detection (IC-CD)Izstrādē
13032CEN/TC 260 N 193Fertilizers - Determination of water content - Karl Fischer methodIzstrādē
35684EN 15919:2011Fertilizers - Extraction of phosphorus soluble in 2 % formic acidIzstrādē
29075EN 15452:2008Fertilizers - Determination of chelating agents - Determination of iron chelated by o,p-EDDHA by reversed phase HPLCIzstrādē
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
30767EN 15604:2009Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogenIzstrādē
26044EN 15704:2008Liming materials - Determination of the breakdown of granulated calcium and calcium/magnesium carbonates under the influence of waterIzstrādē
58686prEN 15477Fertilizers - Determination of the water-soluble potassium contentIzstrādē
13037EN ISO 10248:1999Fluid fertilizers - De-aeration of suspension samples by film disentrainment (ISO 10248:1996)Izstrādē
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