Registration number (WIID)Project No.TitleStatus
35952LVS EN 15957:2012Fertilizers - Extraction of phosphorus which is soluble in neutral ammonium citrateStandarts spēkā
29077LVS EN 15950:2011Fertilizers - Determination of N-(1,2-dicarboxyethyl)-D,L-aspartic acid (Iminodisuccinic acid, IDHA) using high-performance liquid chromatography (HPLC)Standarts spēkā
30748LVS EN 15478:2009Fertilizers - Determination of total nitrogen in ureaStandarts spēkā
29738LVS EN 15928:2010Fertilizers - Determination of the fineness of grinding (dry procedure)Standarts spēkā
82497LVS EN ISO 10249:2026Fluid fertilizers - Preliminary visual examination and preparation of samples for physical testing (ISO 10249:2026)Standarts spēkā
74034LVS EN 1482-2:2024Fertilizers, liming materials and inhibitors - Sampling and sample preparation - Part 2: General sample preparation provisionsStandarts spēkā
30743LVS EN 15475:2009Fertilizers - Determination of ammoniacal nitrogenStandarts spēkā
40793LVS EN 16963:2018Fertilizers - Determination of boron, cobalt, copper, iron, manganese, molybdenum and zinc using ICP-AESStandarts spēkā
69245LVS EN 15749:2022Fertilizers - Determination of sulfates content using three different methodsStandarts spēkā
73853LVS CEN/TS 17788:2022Organo-mineral fertilizers - Determination of the fraction of complexed micronutrientsStandarts spēkā
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