... Abstract Spectrophotometrically studied complex formation [FeSCN] 2+ in hydrochloride and sulfate solution by utilizing as reagent ferrous (III) sulfate solution and ferric alum method of determination 10–200 mcg SCN – in 25 ml in aqueous medium with hydrochloric acid to ferric alums with a detection limit of 2.6 mcg ( P = 0,99, n = 9). ... Moscow University Chemistry Bulletin . 2014, Vol. ... Copyright (C) Chemistry Dept., ... Copyright (C) Chemisty Department of Moscow State University . ...