NEN - NPR-CEN/TS 15925
Fertilizers - Extraction of total sulfur present in various forms
|Publication Date:||1 October 2009|
|ICS Code (Fertilizers):||65.080|
This document specifies a method for the extraction of the total sulfur contained in fertilizers in elemental form and/or in other chemical combinations. The method is applicable to EC fertilizers for which a declaration of the total sulfur present in various forms (elemental, thiosulfate, sulfite, sulfate) is provided.