National academy of sciences, national research council, nuclear science series massachusetts, institute of technology

National academy of sciences, national research council, nuclear science series massachusetts, institute of technology

ANALYTICA CHIMICA ACTA 98 BOOK Nationul ,NAS-NS NAS-NS NAS-NS NAS-NS NAS-NS NAS-NS NAS-NS NAS-NS NAS-NS NAS-NS NAS-NS NAS-NS Acudemy of Sciences,...

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ANALYTICA CHIMICA ACTA

98

BOOK Nationul ,NAS-NS NAS-NS NAS-NS NAS-NS NAS-NS NAS-NS NAS-NS NAS-NS NAS-NS NAS-NS

NAS-NS NAS-NS

Acudemy

of Sciences,

NutionuI

REVITZWS Researclt

Council,

Nucleuv

Science

Series

of Cadmium, by J. R. DHVOII, 57 pp., $0.75. of Arsenic, by Ii. C. BEARD, 27 pp., $0.50. of Fran&m, by E. K. l-fYDE, 34 pp., $0.50. of Thoriwn, by E. K. HYDE, 66 pp., $0.75. of I~luorine, Chlorine, Bromiw and Iodiw, by JACOB KLEINRERG AND G. k. COWAN,~~~~., $0.50. 3006, The Radiocllencistry of American and Cwiunt, by TZ.A. PENNEMAN AND ‘r. K. KEISNAN, 56 pp., $0.75. 3007, TJte Radiocltcmistry of Chromium, by J. PIJCI~, 30 pp., $0.50. 3008, The Radiocltemistry of RJzodiunt, by G. R. CHOPPIN, 30 pp., $0.50. 3009, The Radiocltemistry of Molybdenum, by E. M. SCADDEN AND N. E. BALLOU, 33 pp., $0.50. 3010, TJte Radioche&stry of BavGm, Calcium and Strontium, by D. N. SUNDHRMAN AND C. W. ‘~owNLEY. 115 pp., $1.25. 3011, I'ltc Rudiocltenktry of Zirconium and Hafnium, by ELLIS P. STEINBERG, 48 pp., $0.50. 3014, TJtc Radiocltewtistry oj I&izbvt, by I). N. SUNDERMAN AND C. W. TOWNLEY, 42 pp., $0.50.

3001, TJtc Radioclwurtist~y 3002, 3003, 3004, 3005,

TJte Radioclwvnistry The Radioclwvzistry The Radioche&stvy The Radiocltcmistvy

Available from the Office of Technical ton 25, B.C.

Services, Department

of Commerce,

Washing-

The Subcommittee on Radiochemistry of the Committee on Nuclear Science, National Academy of Sciences, National Research Council, with the aid of the U.S. Atomic Energy Commission is undertaking a laudable program of bringing out authoritative monographs on the radiochemistry of the various elements. Recognizing the need for an up-to-data compilation of radiochemical information and particularly laboratory procedures, the committee plans a series of monographs, each written by an expert on the element in question and designed to be of maximum usefulness to the worker at the laboratory bench. A more or less standard format is followed, deviations ‘occurring where it would otherwise be inappropriate to the element in question, and the sequence in the monograph on cadmium may be taken as typical. First, there is a section giving a general review of the inorganic and analytical chemistry of the element. This is followed by a survey of its radiochemical behavior and a table of isotopes. Next is a brief summary of the chemical properties having particular interest for iadiochcmists, including such characteristics as oxidation states, complescs, insoluble compounds, and cxtractability. A section is usually devoted to dissolution of samples and another to counting techniques. Finally, there is a collection of radiochcmical procedures given in detail for direct laboratory application. As in any such undertaking, the quality of the effort varies with the individual Avwl. Ghiwr. Acta,

24

(x96x)

g8-gg

BOOK REvIEWS

99

author. One could wish that some of the authors had prepared their material with more attention to detail: there are minor annoyances such as author’s names misspelled in literature references, misprints, and the inclusion in the tables of equilibrium constants of some numerical values which do not stand up under critical examination. Much more care appears to have been devoted to the radiochemical procedures, and it is in these that the real value of the series will lie. The monographs can be recorn+dmendedas useful for the purpose for which they were written and should be of interest *mot only to radiochemists but also to workers in geochemistry, activation analysis, biochemistry, nuclear engineering, and other fields in which there is occasion to use radiochemical techniques. DAVID N. HUME

Massachzrsetts, Institute of Tcch~wZogy Anal.

Chim.

Ada.

24 (1961)

g8-gg

Radionzet!tricTrace Analysis of Lead par P. C. VAN ERK?ZLENS!Drukkerij Smits, Oudegracht 231, Utrccht, xgGo, 104 pp.

A l’encontre de cc que laisse supposer le titrc, cc livre n’a pas pour objet une etude bibliographique complete du dosage radiomCtrique du plomb. L’autcur a recours aux etudes dejjh effect&es dans ce domaine mais il expose surtout ses propres travaux, les cssais pr6liminaires comme les rCsultats positifs et ndgatifs qu’il a obtenus. En fait, toutes les m&hodes radiochimiques n’ont pas et& mises a l’epreuve ainsi que l’indique le titrc de l’ouvrage; il n’est pas question, par exemple, des methodes par activation aux neutrons, qui ne presentent sans doute pas assez de sensibilite ,, pour les applications que l’auteur vcut en faire. Les methodcs utilisant un rCactif radioactif (R.R.) et celle qui est basCe sur les ,Cchanges (R.E.) ont par contre et6 tr&s minutieusement examinees. La lecture de cet ouvrage sera t&s profitable Zttous et plus specialcment Q ceux, trop nombreux encore, qui utilisent les methodes dc dosage de traces avec une rare d&involture: le choix des reactifs, la ddtermination, la purete de ceux-ci, les pertes et contaminations, le comportement des ions &rangers, l’dtude minutieuse des diverses operations analytiques, tous ces problemes font l’objet d’examens approfondis et montrent que de tels dosages ne s’improvisant pas. L’auteur arrive aux conclusions suivantes: deux m&thodes se pr&ent particulierement bien A ce dosage: l’analyse R.R. avcc le phosphate marque au phosphore 32, qui per-met de doSer I ,ug de plomb; elle est relativement simple, ‘mais plusieurs ions &rangers g$nent, une liste en est donnee avcc les quantites limites. L’analyse R.E. mise au point par l’auteur basee sur une extraction doublee d’un Cchange entre le plomb et le thallium et une mesure finale de l’activite du T1204. La ddviation standard est de 11% pour 0.1 pug de plomb. Ouvrage remarquable par la prCcision des techniques d&rites. D. MONNIER (Geneve) Anal,

Ckim.

Acta,

24 (1961) gg