Registration number (WIID)Project No.TitleStatus
73845CEN/TS 17782:2022Fertilizing products - Determination of the stability of fertilizing products containing micronutrient chelates at different pHsIzstrādē
73845LVS CEN/TS 17782:2022Fertilizing products - Determination of the stability of fertilizing products containing micronutrient chelates at different pHsStandarts spēkā
73799prEN 15478 revInorganic fertilizers — Determination of total nitrogen in urea, methylene-urea and urea formaldehydeIzstrādē
73798-Inorganic fertilizers — Determination of the free formaldehyde content in nutrient polymersIzstrādē
73797-Determination of the final degradation products of nutrient polymersIzstrādē
73796prEN 17403Inorganic fertilizers —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 °CIzstrādē
73795-Inorganic fertilizers — Determination of the organic carbon content by dry combustionIzstrādē
73794-Fertilizing products — Demonstration of the efficacy of urease inhibiting compoundsIzstrādē
73793-Fertilizing products — Demonstration of the efficacy of nitrification inhibiting compoundsIzstrādē
73792prEN 18317Organo-mineral fertilizers — Determination of the N-(n-butyl)thiophosphoric triamide (NBPT) urease inhibitor contentIzstrādē
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