574 BOOK REVIEWS Das Buch gibt iiber alle Fragen der Theorie des Ionenaustauches Auskunft. Es kann weiterhin zur Examensvorbereitung und als Nachschlagewerk fiir eiii Ionen- austauschcrpraktilcum verwendet werden. Die Anschaffung ist in jedem Arbeitskreis, der sich mit Ionenaustauschern beschaftigt, notwendig und dartiber hinaus jeder chemischen Institutsbibliothek zu empfehlen. 13. SANSONI (Marburg/Lahn) J. Chowantog., 14 (:~gG.q.) 573-574 V~Cami~z-BesCi~lnzLlz~en, by R. STRONECKER AND H. M. HENNING, edited by E. Merck AG, Darmstadt, published by Verlag Chemie GmbH, Weinheim/Bergstr., 365 pages, price DM 42.-. This book is the second edition of a collection of the analytical methods used in the vitamin analysis laboratory of E. Merck, AG, Darmstadt. Its main difference from the earlier edition and similar books lies in the extensive application of thin-layer chromatography in the various quantitative methods. The book is illustrated with superb colour plates showing thin-layer chromatograms and apparatus. Polarograms and absorption spectra are also presented in excellent multicolour plates and the printing and lay-out makes it easily one of the best produced books which the reviewer has seen for some time. It will be equally invaluable to workers in the field of vitamins and to chemists who want to incorporate chromatographic methods into quantitative determinations imd are looking for accurately described examples. Tec/zniqzles iqz Protei~z Cibemistry, by J. LEGGIZIT BAILEY, Elsevier Publishing Co., Amsterdam, 1962, s'-/- 310 pages, price 6os, Dfl. 30. of the eleven chapters of this book six cleal with separation methods and the rest with chemical topics such as disulphide bonds, selective cleavage of peptide chains, N-terminal sequence and C-terminal sequence determinations, etc. The separation methods considered of importance by the author are paper chromatography, high and low voltage electrophoresis, ion exchange chromatography of amino acids and peptides as well as of proteins, gel filtration and adsorption chromatography. Most chapters assume a certain familiarity with the techniques and thus hardly overlap with monographs dealing with the techniques proper. They do contain a good selection of data and much working detail without completely covering the literature. The author succeeded admirably in the writing of a small book to serve bio- chemists as an introduction to protein chemistry and its techniques. J. Clwonzatog., I 4 (I 964) 574

Ionenaustrauscher : Von F. Helferich, Band I, Grundlagen, Struktur, Herstellung Theorie, Verlag Chemie GmbH, Weinheim/Bergstr., 1959, viii + 520 Seiten. Überarbeitete englische Ausgabe:

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Page 1: Ionenaustrauscher : Von F. Helferich, Band I, Grundlagen, Struktur, Herstellung Theorie, Verlag Chemie GmbH, Weinheim/Bergstr., 1959, viii + 520 Seiten. Überarbeitete englische Ausgabe:

574 BOOK REVIEWS

Das Buch gibt iiber alle Fragen der Theorie des Ionenaustauches Auskunft. Es kann weiterhin zur Examensvorbereitung und als Nachschlagewerk fiir eiii Ionen- austauschcrpraktilcum verwendet werden. Die Anschaffung ist in jedem Arbeitskreis, der sich mit Ionenaustauschern beschaftigt, notwendig und dartiber hinaus jeder chemischen Institutsbibliothek zu empfehlen.

13. SANSONI (Marburg/Lahn) J. Chowantog., 14 (:~gG.q.) 573-574

V~Cami~z-BesCi~lnzLlz~en, by R. STRONECKER AND H. M. HENNING, edited by E. Merck AG, Darmstadt, published by Verlag Chemie GmbH, Weinheim/Bergstr., 365 pages, price DM 42.-.

This book is the second edition of a collection of the analytical methods used in the vitamin analysis laboratory of E. Merck, AG, Darmstadt. Its main difference from the earlier edition and similar books lies in the extensive application of thin-layer chromatography in the various quantitative methods. The book is illustrated with superb colour plates showing thin-layer chromatograms and apparatus. Polarograms and absorption spectra are also presented in excellent multicolour plates and the printing and lay-out makes it easily one of the best produced books which the reviewer has seen for some time.

It will be equally invaluable to workers in the field of vitamins and to chemists who want to incorporate chromatographic methods into quantitative determinations imd are looking for accurately described examples.

Tec/zniqzles iqz Protei~z Cibemistry, by J. LEGGIZIT BAILEY, Elsevier Publishing Co., Amsterdam, 1962, s' -/- 310 pages, price 6os, Dfl. 30.

of the eleven chapters of this book six cleal with separation methods and the rest with chemical topics such as disulphide bonds, selective cleavage of peptide chains, N-terminal sequence and C-terminal sequence determinations, etc.

The separation methods considered of importance by the author are paper chromatography, high and low voltage electrophoresis, ion exchange chromatography of amino acids and peptides as well as of proteins, gel filtration and adsorption chromatography.

Most chapters assume a certain familiarity with the techniques and thus hardly overlap with monographs dealing with the techniques proper. They do contain a good selection of data and much working detail without completely covering the literature.

The author succeeded admirably in the writing of a small book to serve bio- chemists as an introduction to protein chemistry and its techniques.

J. Clwonzatog., I 4 (I 964) 574