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Determination of the Cation-Exchange Capacity (Layer Charge) of Small Quantities of Clay Minerals by Nephelometry

Published online by Cambridge University Press:  01 July 2024

J. M. Adams
Affiliation:
Edward Davies Chemical Laboratories, University College of Wales, Aberystwyth, Dyfed SY23 1NE, U.K.
S. Evans
Affiliation:
Edward Davies Chemical Laboratories, University College of Wales, Aberystwyth, Dyfed SY23 1NE, U.K.

Abstract

Nephelometric (light scattering) methods for the determination of Ca and Ba in the 0–30 ppm range, and their application to the estimation of the cation exchange capacity (±10%) of small (≤30 mg) samples of clay minerals, are described and evaluated.

Резюме

Резюме

Описываются и оцениваются нефелометрические (использующие световое рассеивание) методы определения Са и Ва в пределах 0–30 ч/млн и их использование для оценки катионной обменной способности (±10%) малых (≤30 мг) образцов глинистых минералов.

Resümee

Resümee

Nephelometrische (Lichtstreuung) Methoden für die Bestimmung von Kalzium und Barium von 0 bis 30 ppm und ihre Anwendung zur Bestimmung der Kationenaustauschkapazität (± 10%) kleiner (≤30 mg) Proben von Tonmineralien werden beschrieben und beurteilt.

Résumé

Résumé

Des méthodes néphelométriques (dispersion de lumière) pour la détermination de Ca et de Ba de 0–30 ppm et leur application à l'estimation de la capacité d’échange de cations (± 10%) de petits (≤30 mg) échantillons de minéraux argileux sont décrites et évaluées.

Type
Research Article
Copyright
Copyright © 1979, The Clay Minerals Society

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References

Adams, J. M., Reid, P. I. and Walters, M. J. (1977) The cation exchange capacities of clays: Sch. Sci. Rev. 722724.Google Scholar
Bennett, H. and Reed, R. A. (1971) Chemical Methods of Silicate Analysis: Academic Press, London, pp. 7379.Google Scholar
Grim, R. E. (1968) Clay Mineralogy, 2nd Edition: McGraw-Hill, London.Google Scholar
Mortland, M. M. and Mellor, J. L. (1954) Conductimetric titration of soils for cation exchange capacity: Soil Sci. Soc. Amer. Proc. 18, 363364.CrossRefGoogle Scholar
Vogel, A. I. (1961) A Text Book of Quantitative Inorganic Analysis, 3rd Edition: Longmans, London, pp. 847853.Google Scholar
Weiss, A. (1958) Cation exchange ability of clay minerals. I. Comparison of investigation methods: Z. Anorg. Allg. Chem. 297, 232256.CrossRefGoogle Scholar
Weiss, A., Koch, G. and Hofmann, U. (1955) Zur Kenntnis von Beidellit: Ber. Dtsch. Keram. Ges. 32, 3137.Google Scholar