Registration number (WIID)Project No.TitleStatus
58686prEN 15477Fertilizers - Determination of the water-soluble potassium contentIzstrādē
73799prEN 15478 revInorganic fertilizers — Determination of total nitrogen in urea, methylene-urea and urea formaldehydeIzstrādē
61797prEN 15704 revLiming materials - Determination of the breakdown of granulated calcium and calcium/magnesium carbonates under the influence of waterIzstrādē
81614prEN 15925Inorganic fertilizers - Extraction of total sulfur present in various formsIzstrādē
81611prEN 15956Inorganic fertilizers - Extraction of phosphorus soluble in mineral acidsIzstrādē
81617prEN 15957Inorganic fertilizers - Extraction of phosphorus which is soluble in neutral ammonium citrateIzstrādē
81616prEN 15960Inorganic fertilizers - Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfatesIzstrādē
81618prEN 15961Inorganic fertilizers - Extraction of water-soluble calcium, magnesium, sodium and sulfur in the form of sulfatesIzstrādē
71266prEN 16319Inorganic fertilizers and liming materials - Determination of specific elements - Determination of cadmium, chromium, copper, lead, nickel and zinc by inductively coupled plasma-atomic emission spectrometry (ICP-AES) after aqua regia dissolutionAptauja
81613prEN 16963 revInorganic fertilizers - Determination specific elements using ICP-AESIzstrādē
Displaying 541-550 of 594 results.