ISO 17319:2015

Fertilizers and soil conditioners — Determination of water-soluble potassium content — Potassium tetraphenylborate gravimetric method

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.

Edition	2015
Published Date	2015
Published By	International Standardization Organisation
Page Count	19