Registration number (WIID)Project No.TitleStatus
74033EN 1482-1:2024Fertilizers, liming materials and inhibitors - Sampling and sample preparation - Part 1: General sampling provisionsStandarts spēkā
35686LVS EN 15921:2011Fertilizers - Extraction of soluble phosphorus according to Petermann at 65 °CStandarts spēkā
39123LVS EN 16651:2015Fertilizers - Determination of N-(n-Butyl)thiophosphoric acid triamide (NBPT) and N-(n-Propyl)thiophosphoric acid triamide (NPPT) - Method using high-performance liquid chromatography (HPLC)Standarts spēkā
27098LVS EN 15688:2008Fertilizers - Determination of urease inhibitor N-(n- butyl)thiophosphoric triamide (NBPT) using high- performance liquid chromatography (HPLC)Standarts spēkā
29074LVS EN 15451:2008Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatographyStandarts spēkā
74033LVS EN 1482-1:2024Fertilizers, liming materials and inhibitors - Sampling and sample preparation - Part 1: General sampling provisionsStandarts spēkā
38093LVS EN 16195:2013Fertilizers - Determination of chlorides in the absence of organic materialStandarts spēkā
13028LVS EN 13366:2002 AFertilizers - Treatment with a cation exchange resin for the determination of the chelated micro-nutrient content and of the chelated fraction of micro-nutrientsStandarts spēkā
71689LVS CEN/TS 17777:2022Organic and organo-mineral fertilizers - Determination of specific elementsStandarts spēkā
59029LVS EN 17246:2019Fertilizers - Determination of perchlorate in mineral fertilizers by ion chromatography and conductivity detection (IC-CD)Standarts spēkā
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