Sandell, Ernest Birger. Colorimetric determination of traces of metals - 3 ed. - New York : Interscience, 1959 - 1032 p. - Chemical analysis ; 3 . - Chemical analysis ; 3 . LCCN: 54339 Subjects--Topical Terms: ColorimetrĂa.Metales--AnĂ¡lisis. Dewey Class. No.: 545.8 / S35