Registration number (WIID)Project No.TitleStatus
40791LVS EN 17041:2018Fertilizers - Determination of boron in concentrations ≤ 10 % using spectrometry with azomethine-HStandarts spēkā
40796LVS EN 16965:2018Fertilizers - Determination of cobalt, copper, iron, manganese and zinc using flame atomic absorption spectrometry (FAAS)Standarts spēkā
40794LVS EN 16964:2018Fertilizers - Extraction of total micro-nutrients in fertilizers using aqua regiaStandarts spēkā
40793LVS EN 16963:2018Fertilizers - Determination of boron, cobalt, copper, iron, manganese, molybdenum and zinc using ICP-AESStandarts spēkā
40790LVS EN 16962:2018Fertilizers - Extraction of water soluble micro-nutrients in fertilizers and removal of organic compounds from fertilizer extractsStandarts spēkā
40792LVS EN 16847:2016Fertilizers - Determination of complexing agents in fertilizers - Identification of heptagluconic acid by chromatographyStandarts 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
34742LVS EN 16357:2013Carbonate liming materials - Determination of reactivity - Automatic titration method with citric acidStandarts spēkā
35575LVS EN 16328:2013Fertilizers - Determination of 3,4-dimethyl-1H-pyrazole phosphate (DMPP) - Method using high-performance liquid chromatography (HPLC)Standarts spēkā
63885LVS EN 16320+A1:2017Fertilizers and liming materials - Determination of mercury by vapour generation (VG) after aqua regia dissolutionStandarts spēkā
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