Registration number (WIID)Project No.TitleStatus
69956CEN/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
73845CEN/TS 17782:2022Fertilizing products - Determination of the stability of fertilizing products containing micronutrient chelates at different pHsStandarts spēkā
71683CEN/TS 17771:2022Organic and organo-mineral fertilizers - Determination of the nitrogen contentStandarts spēkā
71681CEN/TS 17769:2022Organic and organo-mineral fertilizers - Determination of the mercury contentStandarts spēkā
71680CEN/TS 17768:2022Organic and organo-mineral fertilizers - Digestion by aqua regia for subsequent determination of elementsStandarts spēkā
71679CEN/TS 17767:2022Organo-mineral fertilizers - Extraction of phosphorus by formic acidStandarts spēkā
71678CEN/TS 17766:2022Organic and organo-mineral fertilizers - Extraction by water for subsequent determination of elementsStandarts spēkā
71677CEN/TS 17765:2022Organic and organo-mineral fertilizers - Determination of the biuret content by high-performance liquid chromatography (HPLC)Standarts 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
63885LVS EN 16320+A1:2017Fertilizers and liming materials - Determination of mercury by vapour generation (VG) after aqua regia dissolutionStandarts spēkā
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