Registration number (WIID)Project No.TitleStatus
69956LVS CEN/TS 17764:2022Inorganic micronutrient fertilizers - Determination of the concentration of free, chelated or complexed micronutrients and the chelating and/or complexing agents present in compound inorganic micronutrient fertilizersStandarts spēkā
71686LVS CEN/TS 17774:2022Organic and organo-mineral fertilizers - Determination of the content of specific elements by ICP-AES after extraction by waterStandarts spēkā
73854LVS CEN/TS 17789-1:2022Organo-mineral fertilizers - Identification of chelating agents - Part 1: Determination of EDTA, HEEDTA and DTPA by ion chromatographyStandarts spēkā
73849LVS CEN/TS 17785:2022Organo-mineral fertilizers - Determination of chelating and complexing agentsStandarts spēkā
73856LVS CEN/TS 17790:2022Organo-mineral fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients by treatment with a cation exchange resinStandarts spēkā
71683LVS CEN/TS 17771:2022Organic and organo-mineral fertilizers - Determination of the nitrogen contentStandarts spēkā
75452EN 17864:2023Inorganic fertilizers - Determination of nitrogen content in IBDU (isobutylidenediurea) and CDU (crotonylidenediurea)Standarts spēkā
71265LVS EN 17816:2023Liming materials - Determination of physical and chemical properties and specific contaminantsStandarts spēkā
13003LVS EN 1236:2001Fertilizers - Determination of bulk density (loose)Standarts spēkā
73784LVS EN 15561:2023Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide containing nitratesStandarts spēkā
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