... Investigation of complex formation of nickel(II) with 1-nitroso-2-naphthol-3,6-disulfonic acid optical and chromaticity methods . ... Molar coefficient of absorption and characteristics of chromaticity of a complex in an interval concentration of nickel (4,08–16,35) 10 –5 M are determined. ... Moscow University Chemistry Bulletin . 2011, Vol. ... 4, P. 285 . Copyright (C) Chemistry Dept., Moscow State University, 2002 . ... Copyright (C) Chemisty Department of Moscow State University . ...