1 Scope
This Technical Specification specifies a method for the extraction of phosphorus soluble
in neutral ammonium citrate.
The method is applicable to all fertilizers in respect of which solubility in neutral
ammonium citrate is laid down in Regulation (EC) 2003/2003, Annex I (see [1]).
DD CEN/TS 15957:2009 history
2010DD CEN/TS 15957:2009 Fertilizers. Extraction of phosphorus which is soluble in neutral ammonium citrate