“…An early excellent chapter on ICP-AES is by Tschöpel (1979) on plasma excitation in spectrochemical analysis, in Wilson and Wilson's Comprehensive Analytical Chemistry. A very brief historical introduction to ICP-AES, basic principles and considerations of absorption and emission lines, and applications to food analysis is in a book on modern food analysis (Ihnat (1984), andVan Loon (1985), in his practical analyst-oriented book on selected methods of trace analysis: biological and environmental samples includes a chapter (pp.…”