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ISO 20702:2017Published

Fertilizers and soil conditioners — Determination of microamounts of inorganic anions in fertilizers by ion chromatography

Engrais et amendements — Détermination des microquantités d'anions inorganiques dans les fertilisants par chromatographie d'échange d'ions

Abstract / scope

ISO 20702:2017 specifies the ion chromatography method for the determination of microamounts of water soluble inorganic anions, such as fluoride (F−), chloride (Cl−), bromide (Br−), iodide (I−), nitrite (NO2−) and thiocyanate (SCN−), in fertilizers.