De, Anil Kumar, 1927- Solvent extraction of metals / by Anil K. De, Shripad M. Khopkar and Robert A. Chalmers. - London : Van Nostrand , 1970 - x, 259p. : ill. ; 24cm. - Van Nostrand Reinhold series in analytical chemistry. . Includes bibliography. Subjects--Topical Terms: Metals --Analysis------Extraction (Chemistry)--Analysis------ Dewey Class. No.: 546.3 DEA