Registration number (WIID)Project No.TitleStatus
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
35948EN 15926:2011Fertilizers - Extraction of water soluble sulfur where the sulfur is in various formsIzstrādē
13000prEN 12944Fertilizers and liming materials - VocabularyIzstrādē
13044EN 13466-2:2001Fertilizers - Determination of water content (Karl Fischer methods) - Part 2: 2-propanol as extracting mediumIzstrādē
13028EN 13366:2001Fertilizers - Treatment with a cation exchange resin for the determination of the chelated micro-nutrient content and of the chelated fraction of micro-nutrientsIzstrādē
13021CEN/TC 260 N 138Liming materials - Determination of carbon dioxideIzstrādē
69245EN 15749:2022Fertilizers - Determination of sulfates content using three different methodsIzstrādē
69260-Organic fertilizers - Determination of EnterococcaceaeIzstrādē
30767EN 15604:2009Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogenIzstrādē
30745EN 15477:2009Fertilizers - Determination of the water-soluble potassium contentIzstrādē
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