Registration number (WIID)Project No.TitleStatus
67906LVS EN 17411:2021Fertilizers - Determination of perchlorate in mineral fertilizers by liquid chromatography and tandem mass spectrometry detection (LC-MS/MS)Standarts spēkā
30752LVS EN 15559:2009Fertilizers - Determination of nitric and ammoniacal nitrogen according to ArndStandarts spēkā
29075LVS EN 15452:2008Fertilizers - Determination of chelating agents - Determination of iron chelated by o, p-EDDHA by reversed phase HPLCStandarts spēkā
71681LVS CEN/TS 17769:2022Organic and organo-mineral fertilizers - Determination of the mercury contentStandarts spēkā
32472LVS EN 15750:2010Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methodsStandarts spēkā
36494LVS EN 16032:2012Fertilizers - Extraction and determination of elemental sulfurStandarts spēkā
40791LVS EN 17041:2018Fertilizers - Determination of boron in concentrations ≤ 10 % using spectrometry with azomethine-HStandarts spēkā
71687LVS CEN/TS 17775:2022Organic and organo-mineral fertilizers - Determination of the inorganic arsenic contentStandarts spēkā
71682LVS CEN/TS 17770:2022Organic and organo-mineral fertilizers - Determination of the total content of specific elements by ICP-AES after digestion by aqua regiaStandarts spēkā
71586LVS CEN/TR 12333:2021Fertilizers - Crushing strength determination on fertilizers grainsStandarts spēkā
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