Registration number (WIID)Project No.TitleStatus
35686LVS EN 15921:2011Fertilizers - Extraction of soluble phosphorus according to Petermann at 65 °CStandarts spēkā
41490LVS EN 13368-2:2018Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 2: Determination of Fe chelated by [o,o] EDDHA, [o,o] EDDHMA and HBED, or the amount of chelating agents, by ion pair chromatographyStandarts spēkā
73784LVS EN 15561:2023Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide containing nitratesStandarts spēkā
73781LVS EN 15560:2023Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide nitrate freeStandarts spēkā
73785LVS EN 15562:2023Inorganic fertilizers - Determination of cyanamide nitrogenStandarts spēkā
74336LVS EN 12946:2023Liming materials - Determination of the calcium content and magnesium content - Complexometric methodStandarts spēkā
68186LVS EN 13971:2020Carbonate and silicate liming materials - Determination of reactivity - Potentiometric titration method with hydrochloric acidStandarts spēkā
72669CEN/TS 17756:2022Organic fertilizers, organo-mineral fertilizers, inorganic fertilizers and liming materials - Determination of the chloride contentStandarts spēkā
71267EN 17817:2023Fertilizers, liming materials and inhibitors - Determination of the quantity (declared by mass or volume)Standarts spēkā
40793LVS EN 16963:2018Fertilizers - Determination of boron, cobalt, copper, iron, manganese, molybdenum and zinc using ICP-AESStandarts spēkā
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