Perrin, D. D. 1922- Purification of laboratory chemicals / D.D. Perrin and W.L.F. Armarego - 3rd ed. - Oxford ; New York : Pergamon Press, c1988. - xii, 391 p. : ill. ; 31 cm. Includes index. Bibliography ( p. 53-56) and index ISBN: 0080347150 Subjects--Topical Terms: Chemicals--Purification. Dewey Class. No.: 542 / PEP 1988