Registration number (WIID)Project No.TitleStatus
82078prEN 17768Organic and organo-mineral fertilizers - Digestion by aqua regia for subsequent determination of elementsIzstrādē
82073prEN 17767Organo-mineral fertilizers - Extraction of phosphorus by formic acidIzstrādē
82098prEN 17777Organic and organo-mineral fertilizers - Determination of specific elementsIzstrādē
82077prEN 17766Organic and organo-mineral fertilizers - Extraction by water for subsequent determination of elementsIzstrādē
82079prEN 17769Organic and organo-mineral fertilizers - Determination of the mercury contentIzstrādē
82076prEN 17765Organic and organo-mineral fertilizers - Determination of biuret content by high-performance liquid chromatography (HPLC)Izstrādē
82075prEN 17771Organic and organo-mineral fertilizers - Determination of the nitrogen contentIzstrādē
82074prEN 17770Organic and organo-mineral fertilizers - Determination of total content of specific elements by ICP-AES after digestion by aqua regiaIzstrādē
79320FprEN 14069Liming materials - Denominations, specifications and labellingIzstrādē
78709FprEN 12944-3Fertilizers, liming materials and inhibitors - Vocabulary - Part 3: Terms relating to liming materialsIzstrādē
Displaying 561-570 of 588 results.