A new kinetic catalytic method has been developed for the determination of gold with the ligand exchange reaction between potassium ferricyanide and EDTA used as indicatory reaction and the orthophenanthroline used as activator.

• 研究了一种以金为催化剂，以铁氰化钾与EDTA之间的配位体取代反应为指示反应，以邻菲罗啉为活化剂的新的动力学催化法。