Sorum, C. H. Introduction to semimicro qualitative analysis / C. H. Sorum. - 2nd ed. - New york : Prentice-hall, c 1953. - ix, 198 p. ; 22 cm. - Prentice-hall chemistry series. . Includes index. 344 344 Subjects--Topical Terms: Qualitative analysis. Dewey Class. No.: 544.8 / S69i