Registration number (WIID)Project No.TitleStatus
27417EN 15360:2007Fertilizers - Determination of dicyandiamide - Method using high-performance liquid chromatography (HPLC)Izstrādē
40789EN 16318:2013/prA1Fertilizers and liming materials - Determination of chromium (VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B)Izstrādē
71688CEN/TS 17776:2022Organic and organo-mineral fertilizers - Determination of the total organic carbon (TOC) content by dry combustionIzstrādē
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
29080EN 15905:2010Fertilizers - Determination of 3-methylpyrazole (MP) using high-performance liquid chromatography (HPLC)Izstrādē
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
13001EN 1235:1995Solid fertilizers - Test sieving (ISO 8397:1988 modified)Izstrādē
27098EN 15688:2008Fertilizers - Determination of urease inhibitor N-(n-butyl)thiophosphoric triamide (NBPT) using high-performance liquid chromatography (HPLC)Izstrādē
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