Perrin, D. D. 1922- Purification of laboratory chemicals / D. D. Perrin and W. L. F. Armarego and D. R. Perrin - x, 568 p. : il. ; 24 cm. ISBN: 0080229611 Subjects--Topical Terms: QUIMICA--MANUALES DE LABORATORIO Dewey Class. No.: 542 / P46 1980