
Fertilizers and soil conditioners — Determination of water-soluble potassium content — Potassium tetraphenylborate gravimetric method
NORM herausgegeben am 27.5.2015
Bezeichnung normen: ISO 17319:2015
Ausgabedatum normen: 27.5.2015
Zahl der Seiten: 19
Gewicht ca.: 57 g (0.13 Pfund)
Land: Internationale technische Norm
Kategorie: Technische Normen ISO
Description / Abstract: ISO 17319:2015 specifies a gravimetric method for the determination of the water-soluble potassium content of test solutions of fertilizers. It is suitable for use in arbitration and for reference purposes. ISO 17319:2015 is applicable to those fertilizers containing more than 1,0 % K2O or equivalent amount of K content.