Registration number (WIID)Project No.TitleStatus
40798EN 17043:2018Fertilizers - Determination of molybdenum in concentrations ≤ 10 % using spectrometry of a complex with ammonium thiocyanateIzstrādē
40797EN 17042:2018Fertilizers - Determination of boron in concentrations > 10 % using acidimetric titrationIzstrādē
40791EN 17041:2018Fertilizers - Determination of boron in concentrations ≤ 10 % using spectrometry with azomethine-HIzstrādē
40796EN 16965:2018Fertilizers - Determination of cobalt, copper, iron, manganese and zinc using flame atomic absorption spectrometry (FAAS)Izstrādē
40794EN 16964:2018Fertilizers - Extraction of total micro-nutrients in fertilizers using aqua regiaIzstrādē
40793EN 16963:2018Fertilizers - Determination of boron, cobalt, copper, iron, manganese, molybdenum and zinc using ICP-AESIzstrādē
40790EN 16962:2018Fertilizers - Extraction of water soluble micro-nutrients in fertilizers and removal of organic compounds from fertilizer extractsIzstrādē
40792EN 16847:2016Fertilizers - Determination of complexing agents in fertilizers - Identification of heptagluconic acid by chromatographyIzstrādē
39123EN 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)Izstrādē
34742EN 16357:2013Carbonate liming materials - Determination of reactivity - Automatic titration method with citric acidIzstrādē
Displaying 321-330 of 594 results.