Registration number (WIID)Project No.TitleStatus
71680CEN/TS 17768:2022Organic and organo-mineral fertilizers - Digestion by aqua regia for subsequent determination of elementsIzstrādē
71681CEN/TS 17769:2022Organic and organo-mineral fertilizers - Determination of the mercury contentIzstrādē
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
73793-Fertilizing products — Demonstration of the efficacy of nitrification inhibiting compoundsIzstrādē
40797EN 17042:2018Fertilizers - Determination of boron in concentrations > 10 % using acidimetric titrationIzstrādē
29074EN 15451:2008Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatographyIzstrādē
73784EN 15561:2023Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide containing nitratesIzstrādē
73785EN 15562:2023Inorganic fertilizers - Determination of cyanamide nitrogenIzstrādē
40796EN 16965:2018Fertilizers - Determination of cobalt, copper, iron, manganese and zinc using flame atomic absorption spectrometry (FAAS)Izstrādē
73786-Nutrient polymers properties when used in fertilizing productsIzstrādē
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