Registration number (WIID)Project No.TitleStatus
71684LVS CEN/TS 17772:2022Organic and organo-mineral fertilizers - Determination of specific parametersStandarts spēkā
71680LVS CEN/TS 17768:2022Organic and organo-mineral fertilizers - Digestion by aqua regia for subsequent determination of elementsStandarts spēkā
71685LVS CEN/TS 17773:2022Organic and organo-mineral fertilizers - Determination of the dry matter contentStandarts spēkā
72664CEN/TS 17752:2022Inorganic fertilizers - Determination of specific inhibitorsStandarts spēkā
73776LVS CEN/TS 17758:2022Fertilizers and liming materials - Determination of the chloride content by potentiometric titrationStandarts spēkā
71677LVS CEN/TS 17765:2022Organic and organo-mineral fertilizers - Determination of the biuret content by high-performance liquid chromatography (HPLC)Standarts spēkā
73789EN 15959:2023Inorganic fertilizers - Determination of extracted phosphorus P2O5Standarts spēkā
73789LVS EN 15959:2023Inorganic fertilizers - Determination of extracted phosphorus P2O5Standarts spēkā
73779LVS CEN/TS 17761:2022Inorganic fertilizers - Determination of the chloride content in ammonium nitrate fertilizers of high nitrogen contentStandarts spēkā
71691LVS CEN/TS 17779:2022Organo-mineral fertilizers - Extraction of phosphorus, which is soluble in neutral ammonium citrateStandarts spēkā
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