Onah JO, Datukus PD. Spectrophotometric determination of procainamide by the method of charge-transfer complexation with chloranilic acid. J. Pharm Bio. [Internet]. 2005 Jan. 27 [cited 2026 Aug. 5];1(1):35-40. Available from: https://www.ajol.info/index.php/jpb/article/view/32046