Registration number (WIID)Project No.TitleStatus
73856LVS CEN/TS 17790:2022Organo-mineral fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients by treatment with a cation exchange resinStandarts spēkā
71683LVS CEN/TS 17771:2022Organic and organo-mineral fertilizers - Determination of the nitrogen contentStandarts spēkā
72663LVS CEN/TS 17751:2022Inorganic fertilizers - Determination of specific parameters in ammonium nitrate fertilizers of high nitrogen contentStandarts spēkā
67906LVS EN 17411:2021Fertilizers - Determination of perchlorate in mineral fertilizers by liquid chromatography and tandem mass spectrometry detection (LC-MS/MS)Standarts spēkā
71582LVS CEN/TR 14539:2021Straight ammonium nitrate fertilizers - Comparative study on the determination of porosity (oil retention)Standarts spēkā
71690LVS CEN/TS 17778:2022Organic and organo-mineral fertilizers - Determination of the chromium (VI) content by chromotographyStandarts spēkā
13028LVS EN 13366:2002 AFertilizers - Treatment with a cation exchange resin for the determination of the chelated micro-nutrient content and of the chelated fraction of micro-nutrientsStandarts spēkā
35686LVS EN 15921:2011Fertilizers - Extraction of soluble phosphorus according to Petermann at 65 °CStandarts spēkā
73784LVS EN 15561:2023Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide containing nitratesStandarts spēkā
73781LVS EN 15560:2023Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide nitrate freeStandarts spēkā
Displaying 61-70 of 595 results.