Registration number (WIID)Project No.TitleStatus
71685LVS CEN/TS 17773:2022Organic and organo-mineral fertilizers - Determination of the dry matter contentStandarts spēkā
71684LVS CEN/TS 17772:2022Organic and organo-mineral fertilizers - Determination of specific parametersStandarts spēkā
71683LVS CEN/TS 17771:2022Organic and organo-mineral fertilizers - Determination of the nitrogen contentStandarts 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
71681LVS CEN/TS 17769:2022Organic and organo-mineral fertilizers - Determination of the mercury contentStandarts spēkā
71680LVS CEN/TS 17768:2022Organic and organo-mineral fertilizers - Digestion by aqua regia for subsequent determination of elementsStandarts spēkā
71679LVS CEN/TS 17767:2022Organo-mineral fertilizers - Extraction of phosphorus by formic acidStandarts spēkā
71678LVS CEN/TS 17766:2022Organic and organo-mineral fertilizers - Extraction by water for subsequent determination of elementsStandarts spēkā
71677LVS CEN/TS 17765:2022Organic and organo-mineral fertilizers - Determination of the biuret content by high-performance liquid chromatography (HPLC)Standarts spēkā
69956LVS CEN/TS 17764:2022Inorganic micronutrient fertilizers - Determination of the concentration of free, chelated or complexed micronutrients and the chelating and/or complexing agents present in compound inorganic micronutrient fertilizersStandarts spēkā
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