DS DS/EN 15926
DS DSEN 15926 2011-NOV-04 Fertlzers - Extracton of water soluble sulfur where the sulfur s n varous forms
DS DSEN 15926 2011-NOV-04 Fertlzers - Extracton of water soluble sulfur where the sulfur s n varous forms
This document specifies a method for the extraction of water-soluble sulfur contained in fertilizers in various forms. The method is applicable to EC-fertilizers for which a declaration of the water-soluble sulfur trioxide is provided for.