Registration number (WIID)Project No.TitleStatus
71265LVS EN 17816:2023Liming materials - Determination of physical and chemical properties and specific contaminantsStandarts spēkā
74336LVS EN 12946:2023Liming materials - Determination of the calcium content and magnesium content - Complexometric methodStandarts spēkā
73785LVS EN 15562:2023Inorganic fertilizers - Determination of cyanamide nitrogenStandarts spēkā
73781LVS EN 15560:2023Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide nitrate freeStandarts spēkā
73784LVS EN 15561:2023Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide containing nitratesStandarts spēkā
71682LVS CEN/TS 17770:2022Organic and organo-mineral fertilizers - Determination of the total content of specific elements by ICP-AES after digestion by aqua regiaStandarts spēkā
73848LVS CEN/TS 17784-1:2022Organo-mineral fertilizers - Identification of complexing agents - Part 1: Method using UV-Vis spectrophotometry and gravimetryStandarts spēkā
27417LVS EN 15360:2007Fertilizers - Determination of dicyandiamide - Method using high-performance liquid chromatography (HPLC)Standarts spēkā
72449LVS CEN/TS 17781:2022Organic, organo-mineral and inorganic fertilizers - Detection of Escherichia coliStandarts spēkā
40797LVS EN 17042:2018Fertilizers - Determination of boron in concentrations > 10 % using acidimetric titrationStandarts spēkā
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