This document specifies a method for the selective determination of dicyandiamide (DCD) in addition to all the other forms of nitrogen fixations, particularly in fertilizers to which DCD has been added as a nitrification inhibiting agent.
DS/EN 15360:2007 history
2007DS/EN 15360:2007 Fertilizers - Determination of dicyandiamide - Method using high-performance liquid chromatography (HPLC)