Registration number (WIID)Project No.TitleStatus
82106prEN 17779Organo-mineral fertilizers - Extraction of phosphorus soluble in a neutral ammonium citrate solutionAptauja
82343prEN 15475Inorganic fertilizers - Titrimetric determination of ammoniacal nitrogenAptauja
82497FprEN ISO 10249Fluid fertilizers - Preliminary visual examination and preparation of samples for physical testing (ISO/FDIS 10249:2025)Izstrādē
82784prEN 17816Liming materials - Determination of physical and chemical properties and specific contaminantsIzstrādē
83178EN 17817:2023/AC:2026Fertilizers, liming materials and inhibitors - Determination of the quantity (declared by mass or volume)Izstrādē
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