Registration number (WIID)Project No.TitleStatus
40790EN 16962:2018Fertilizers - Extraction of water soluble micro-nutrients in fertilizers and removal of organic compounds from fertilizer extractsIzstrādē
71691CEN/TS 17779:2022Organo-mineral fertilizers - Extraction of phosphorus, which is soluble in neutral ammonium citrate (NAC) for subsequent determination of P by ICP-AESIzstrādē
40786EN 16317:2013/FprA1:2016Fertilizers and liming materials - Determination of arsenic by inductively coupled plasma-atomic emission spectrometry (ICP-AES) after aqua regia dissolutionIzstrādē
34742EN 16357:2013Carbonate liming materials - Determination of reactivity - Automatic titration method with citric acidIzstrādē
83907-Liming materials — Determination of chalks by counting coccoliths in calcium carbonate samplesIzstrādē
41490EN 13368-2:2017Fertilizers - 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 chromatographyIzstrādē
82075prEN 17771Organic and organo-mineral fertilizers - Determination of the nitrogen contentIzstrādē
82101prEN 17774Organic and organo-mineral fertilizers - Determination of the content of specific elements by ICP-AES after extraction by water and weak solventsIzstrādē
82104prEN 17781Organic, organo-mineral and inorganic fertilizers - Enumeration of Escherichia coliIzstrādē
82102prEN 17804Organic, organo-mineral and inorganic fertilizers - Enumeration of enterococciIzstrādē
Displaying 571-580 of 601 results.