Registration number (WIID)Project No.TitleStatus
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
62764LVS EN 12945+A1:2017Liming materials - Determination of neutralizing value - Titrimetric methodsStandarts spēkā
59029LVS EN 17246:2019Fertilizers - Determination of perchlorate in mineral fertilizers by ion chromatography and conductivity detection (IC-CD)Standarts spēkā
71691LVS CEN/TS 17779:2022Organo-mineral fertilizers - Extraction of phosphorus, which is soluble in neutral ammonium citrateStandarts spēkā
73777LVS CEN/TS 17759:2022Inorganic fertilizers - Determination of pH of a solution of ammonium nitrate fertilizers of high nitrogen contentStandarts spēkā
63884LVS EN 16317+A1:2017Fertilizers and liming materials - Determination of arsenic by inductively coupled plasma-atomic emission spectrometry (ICP-AES) after aqua regia dissolutionStandarts spēkā
71679LVS CEN/TS 17767:2022Organo-mineral fertilizers - Extraction of phosphorus by formic acidStandarts spēkā
36897LVS EN 13368-1:2014Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 1: Determination of EDTA, HEEDTA and DTPA by ion chromatographyStandarts spēkā
60715LVS CEN/TR 17040:2017Fertilizers and liming materials - Sampling of static heaps - Technical report on experimental sampling trials performed under mandate M/454Standarts spēkā
40791LVS EN 17041:2018Fertilizers - Determination of boron in concentrations ≤ 10 % using spectrometry with azomethine-HStandarts spēkā
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