NF EN 16962

Fertilizers - Extraction of water soluble micro-nutrients in fertilizers and removal of organic compounds from fertilizer extracts

Le présent document spécifie la méthode pour l'extraction des formes solubles dans l'eau du bore, du cobalt, du cuivre, du fer, du manganèse, du molybdène et du zinc à partir d'engrais minéraux contenant un ou plusieurs oligo-éléments et le mode opératoire d'élimination des composés organiques dans les extraits aqueux. Les extraits peuvent être analysés conformément aux NF EN 16963, NF EN 16965, prNF EN 17041, prNF EN 17042, prNF EN 17043 et prCEN/TS 17060.

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