Registration number (WIID)Project No.TitleStatus
73785LVS EN 15562:2023Inorganic fertilizers - Determination of cyanamide nitrogenStandarts spēkā
74336LVS EN 12946:2023Liming materials - Determination of the calcium content and magnesium content - Complexometric methodStandarts spēkā
73781LVS EN 15560:2023Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide nitrate freeStandarts spēkā
73784LVS EN 15561:2023Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide containing nitratesStandarts spēkā
41490LVS EN 13368-2:2018Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 2: Determination of Fe chelated by [o,o] EDDHA, [o,o] EDDHMA and HBED, or the amount of chelating agents, by ion pair chromatographyStandarts spēkā
39123LVS EN 16651:2015Fertilizers - Determination of N-(n-Butyl)thiophosphoric acid triamide (NBPT) and N-(n-Propyl)thiophosphoric acid triamide (NPPT) - Method using high-performance liquid chromatography (HPLC)Standarts spēkā
35686LVS EN 15921:2011Fertilizers - Extraction of soluble phosphorus according to Petermann at 65 °CStandarts spēkā
73845LVS CEN/TS 17782:2022Fertilizing products - Determination of the stability of fertilizing products containing micronutrient chelates at different pHsStandarts spēkā
72448LVS CEN/TS 17780:2022Organic, organo-mineral and inorganic fertilizers - Detection of Salmonella spp.Standarts spēkā
73778CEN/TS 17760:2022Inorganic fertilizers - Determination of particle size of ammonium nitrate fertilizers of high nitrogen contentStandarts spēkā
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