Registration number (WIID)Project No.TitleStatus
71690LVS CEN/TS 17778:2022Organic and organo-mineral fertilizers - Determination of the chromium (VI) content by chromotographyStandarts spēkā
71682LVS CEN/TS 17770:2022Organic and organo-mineral fertilizers - Determination of the total content of specific elements by ICP-AES after digestion by aqua regiaStandarts spēkā
74034EN 1482-2:2024Fertilizers, liming materials and inhibitors - Sampling and sample preparation - Part 2: General sample preparation provisionsStandarts spēkā
72449LVS CEN/TS 17781:2022Organic, organo-mineral and inorganic fertilizers - Detection of Escherichia coliStandarts spēkā
59361LVS EN 17090:2019Fertilizers - Determination of nitrification inhibitor DMPSA in fertilizers - Method using high-performance liquid chromatography (HPLC)Standarts spēkā
79320EN 14069:2025Liming materials - Denominations, specifications and labellingStandarts spēkā
68604LVS CEN/TS 17403:2021Fertilizers - Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution with a pH of 7,5 at 100 °CStandarts spēkā
74955LVS CEN/TR 14061:2021/AC:2022Fertilizers - Determination of dust contentStandarts spēkā
71691LVS CEN/TS 17779:2022Organo-mineral fertilizers - Extraction of phosphorus, which is soluble in neutral ammonium citrateStandarts spēkā
73777LVS CEN/TS 17759:2022Inorganic fertilizers - Determination of pH of a solution of ammonium nitrate fertilizers of high nitrogen contentStandarts spēkā
Displaying 91-100 of 594 results.