This European Standard specifies a method for the determination of water-soluble potassium, which is
applicable to all potassium fertilizers listed in Annex I of the Regulation (EC) No 2003/2003 .
DIN EN 15477:2009 Referenced Document
EN 12944-1:1999 Fertilizers and Liming Materials - Vocabulary - Part 1: General Terms
EN 12944-2:1999 Fertilizers and Liming Materials - Vocabulary - Part 2: Terms Relating to Fertilizers
EN 1482-2 Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation
EN ISO 3696:1995 Water for Analytical Laboratory Use- Specification and Test Methods (ISO 3696 : 1987)
DIN EN 15477:2009 history
1970DIN EN 15477 E:2015-03 Fertilizers - Determination of the water-soluble potassium content
2009DIN EN 15477:2009-04 Fertilizers - Determination of the water-soluble potassium content; German version EN 15477:2009 / Note: To be replaced by DIN EN 15477 (2015-03).
2009DIN EN 15477:2009 Fertilizers - Determination of the water-soluble potassium content; English version of DIN EN 15477:2009-04