Registration number (WIID)Project No.TitleStatus
81617prEN 15957 revInorganic fertilizers - Extraction of phosphorus which is soluble in neutral ammonium citrateIzstrādē
81618prEN 15961 revInorganic fertilizers - Extraction of water-soluble calcium, magnesium, sodium and sulfur in the form of sulfatesIzstrādē
79319FprEN 18103Inorganic fertilizers - Determination of nutrient polymers nitrogen in the presence of other nitrogenous formsIzstrādē
81616prEN 15960 revInorganic fertilizers - Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfatesIzstrādē
13022EN 13266:2001Slow-release fertilizers - Determination of the release of the nutrients - Method for coated fertilizersIzstrādē
13025EN ISO 7837:2000Fertilizers - Determination of bulk density (loose) of fine-grained fertilizers (ISO 7837:1992)Izstrādē
21311CEN/TS 15084:2006Liming materials - Guide to the determination of the lime requirementIzstrādē
40785EN 16320:2013/FprA1:2016Fertilizers and liming materials - Determination of mercury by vapour generation (VG) after aqua regia dissolutionIzstrādē
38091EN 16198:2012Fertilizers - Determination of magnesium by complexometryIzstrādē
60715CEN/TR 17040:2017Fertilizers and liming materials - Sampling of static heaps - Technical report on experimental sampling trials performed under mandate M/454Izstrādē
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