Registration number (WIID)Project No.TitleStatus
35686LVS EN 15921:2011Fertilizers - Extraction of soluble phosphorus according to Petermann at 65 °CStandarts spēkā
82497EN ISO 10249:2026Fluid fertilizers - Preliminary visual examination and preparation of samples for physical testing (ISO 10249:2026)Standarts 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
68186LVS EN 13971:2020Carbonate and silicate liming materials - Determination of reactivity - Potentiometric titration method with hydrochloric acidStandarts spēkā
40792LVS EN 16847:2016Fertilizers - Determination of complexing agents in fertilizers - Identification of heptagluconic acid by chromatographyStandarts spēkā
74033EN 1482-1:2024Fertilizers, liming materials and inhibitors - Sampling and sample preparation - Part 1: General sampling provisionsStandarts 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
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