Registration number (WIID)Project No.TitleStatus
82076prEN 17765Organic and organo-mineral fertilizers - Determination of biuret content by high-performance liquid chromatography (HPLC)Izstrādē
35948EN 15926:2011Fertilizers - Extraction of water soluble sulfur where the sulfur is in various formsIzstrādē
30744EN 15476:2009Fertilizers - Determination of nitric and ammoniacal nitrogen according to DevardaIzstrādē
71688CEN/TS 17776:2022Organic and organo-mineral fertilizers - Determination of the total organic carbon (TOC) content by dry combustionIzstrādē
13001EN 1235:1995Solid fertilizers - Test sieving (ISO 8397:1988 modified)Izstrādē
13000prEN 12944Fertilizers and liming materials - VocabularyIzstrādē
29080EN 15905:2010Fertilizers - Determination of 3-methylpyrazole (MP) using high-performance liquid chromatography (HPLC)Izstrādē
63930EN 12944-3:2019Fertilizers and liming materials - Vocabulary - Part 3: Terms relating to liming materialsIzstrādē
63885EN 16320:2013+A1:2017Fertilizers and liming materials - Determination of mercury by vapour generation (VG) after aqua regia dissolutionIzstrādē
63884EN 16317:2013+A1:2017Fertilizers and liming materials - Determination of arsenic by inductively coupled plasma-atomic emission spectrometry (ICP-AES) after aqua regia dissolutionIzstrādē
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