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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  and
S. Evans
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.
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Abstract

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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.

Keywords

ExchangeMicroanalysisNephelometrySmectite
Type
Research Article
Information
Clays and Clay Minerals , Volume 27 , Issue 2 , April 1979 , pp. 137 - 139
Copyright
Copyright © 1979, The Clay Minerals Society

References

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