Sandell, E. B. (Ernest Birger), 1906- Photometric determination of traces of metals. - 4th ed. Hiroshi Onishi. - New York : John Wiley & Sons, 1978. - v. : ill. ; 24 cm. - Chemical analysis ; vol. 3. . Rev. ed. of Colorimetric determination of traces of metals, 3rd., rev and enl. 1959. ISBN: 0471030945 Subjects--Topical Terms: Trace elements--Analysis.Metals--Analysis.Colorimetric analysis.