Registration number (WIID)Project No.TitleStatus
29079LVS EN 16024:2011Fertilizers - Determination of 1H-1,2,4-triazole in urea and in fertilizers containing urea - Method using high-performance liquid chromatography (HPLC)Standarts spēkā
32294LVS EN 15962:2011Fertilizers - Determination of the complexed micro-nutrient content and of the complexed fraction of micro-nutrientsStandarts spēkā
61146LVS EN 15961:2017Fertilizers - Extraction of water-soluble calcium, magnesium, sodium and sulfur in the form of sulfatesStandarts spēkā
35947LVS EN 15961:2012Fertilizers - Extraction of water-soluble calcium, magnesium, sodium and sulfur in the form of sulfatesAtcelts
35956LVS EN 15960:2012Fertilizers - Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfatesStandarts spēkā
73789LVS EN 15959:2023Inorganic fertilizers - Determination of extracted phosphorus P2O5Standarts spēkā
35954LVS EN 15959:2012Fertilizers - Determination of extracted phosphorusAtcelts
35953LVS EN 15958:2012Fertilizers - Extraction of water soluble phosphorusStandarts spēkā
35952LVS EN 15957:2012Fertilizers - Extraction of phosphorus which is soluble in neutral ammonium citrateStandarts spēkā
35945LVS EN 15956:2012Fertilizers - Extraction of phosphorus soluble in mineral acidsStandarts spēkā
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