VARIAN associates

Inc.. 383. Madison Ave.. Xew York 17. .V. 1963. $8.50. Reviewed by Garry A. Rechnitz,. Department of Chemistry, University of Pennsylvania, Philadelph...
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NEW BOOKS applications of the methods under dis­ cussion. No reference is made to *he determination of color coordinates. For each major t y p e of measurement there is a careful analysis of the associ­ ated errors and a discussion of calibra­ tion methods. C h a p t e r s are devoted to visual and photographic methods. In contrast, some instrumental develop­ ments published in 1061 are included. T h e newer material has been thor­ oughly integrated into the portions carried over from the previous edition. The fact that this book has appeared in a fourth edition is a commentary on its acceptance in its country of origin. This reviewer is not aware of any single work in English which matches this one in range and d e p t h . It is highly recom­ mended.

NMR magnetic

F u n d a m e n t a l s of Analytical Chem­ istry. Douglas A. Skoog and Don­ ald M. West, xii + 786 pages. Holt, Ri tie h art and Winston. Inc.. 383 Madison Ave.. Xew York 17. Λ". Γ.. 1963. $8.50.

•BASK; NIVIR REFERENCE •All) TO INTERPRETATION •368 ORGANIC COMPOUNDS •FULLY CROSS-INDEXED The Varian NMR Spectra Catalog is now available for use by chemists everywhere as a basic reference and as an aid to i n t e r p r e t a t i o n of new NMR analyses. It has been made pos­ sible by the use of spectra obtained on pre-calibrated charts from the Varian A-60 Analytical NMR Spectrometer and represents a significant contribu­ tion to the field of organic chemistry. This catalog contains the spectra of 3 6 8 organic compounds as weli as a brief introduction explaining its use All spectra are fully cross-indexed by molecular name, functional group, and NMR chemical shift value. Copies of the Varian NMR Spectra Catalog are available at $5.00 each Orders for 10 or more catalogs earn a quantity price of $4.00 each. Sin­ gle copy price for students is $4.00. Please send orders to the INSTRU­ MENT DIVISION.

VARIAN

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Reviewed by Garry A. Rechnitz, Department of Chemistry, University of Pennsylvania, Philadelphia 4, Pa. This book represents a detailed state­ ment of the extreme classical viewpoint in analytical chemistry. P r i m a r y em­ phasis is placed on manipulations and descriptive m a t e r i a l ; for the most p a r t , i m p o r t a n t principles and theoretical points are presented only as state­ ments of fact with very little discus­ sion to show how these generalizations arose and may be confirmed. There can be no question that the book is ably written and clearly organ­ ized. It contains compilations of useful reference material and is largely free of typographical and other errors. The six main sections of the book are en­ titled: Introduction, Gravimetric Analysis, Volumetric Analysis, Electroanalytical Methods, Optical M e t h o d s of Analysis, and T h e Complele Analysis. The a u t h o r s state in the preface that they aim " t o minimize the rather arbi­ t r a r y distinction between so-called classical and instrumental m e t h o d s . . .'' but have met with little success in this endeavor except to a p p e n d some de­ scriptive details of instrumental m e t h ­ ods to the more usual material dealing with " w e t " analytical chemistry. Since it contains neither new material nor a fresh a p p r o a c h to analytical chemistry, this lengthy book has little to recom­ mend itself o\ r er already existing texts. It is particularly u n f o r t u n a t e t h a t such a carefullv written book should so Circle No. 156 an Readers' Service Card

completely fail to convey a n y t h i n g of the changing and exciting n a t u r e of modern analytical chemistry—unfor­ t u n a t e because the exhaustive sections of descriptive detail are definitive and, if combined with some more recent theoretical and even speculative ma­ terial, might have resulted in an out­ standing textbook for analytical chem­ ist rv.

M e t h o d s of Organic Elemental Micro­ analysis. Ceroid Ingram, xvi + •~>11 pages. Reinhold Publishing Corp.. Jr')U Pan'.· Ai'e.. .Xtir York :?;.'. -V. Y. Reviewed by J. A. Kuck, American Cyanamid Co., Stamford, Conn. 'The author, who is well qualified (o write about q u a n t i t a t i v e microanalysis by virtue of his long association with the field, has written a good book. He has managed to include some account of recent developments as: well as a substantial body of basic information. There is much of value for both special­ ist and beginner. Several illustrations of interesting pieces of a p p a r a t u s from the a u t h o r ' s laboratory are included in addition to a large number of instruc­ tive diagrams. T h e book is well organized, ami con­ tains t hree main sections. Of these. f a r t 1 is devoted to analytical pro­ cedures for those elements that one deals with in normal practice. Here a p p e a r suitable methods for C & 11, O, N , S. and halogens. T h e r e is also a brief t r e a t m e n t of special combustion Topics such as the mechanics of the rapid C & H, carbon in ^-containing compounds, and the problem of ''simul­ t a n e o u s " determination. P a r t 2 of the book deals with metals and nonmetals, some of which the analyst may meet but once in a lifetime; others more often. P a r t 3 is entitled "microgram analysis." It is a good start at dealing with this rapidly growing field where methodology is still fluid Unfortu­ nately, however, in this area the a u t h o r was unable to keep abreast of current developments; several new procedures appeared after his book went to press. One specific criticism might be leveled at t h e book: it might be argued that it is occasionally too narrow in outlook. T h a t ;s to say, some of the a p p a r a t u s described is too provincial and there is a tendency to slight good foreign ideas. T a k e the discussion of a u t o m a t i c combustion on p. 13 for ex­ ample. Conspicuously absent here is any mention of furnaces which embody the segmented, stationary, sampleb u r n e r instead of the traveling one, or of the general idea of achieving a flash