O. A. B, Patricia Ese U. Oxidation of Cyanide Ion by 3,7 bis (dimethylamino) phenothionium Chloride in Aqueous Perchloric Acid. IJSBAR [Internet]. 2015 Aug. 18 [cited 2025 Nov. 2];24(2):55-6. Available from: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/3595