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

1 January 1979

journal article
Published by Cambridge University Press (CUP) in Clays and Clay Minerals

Vol. 27 (2) , 137-139
https://doi.org/10.1346/ccmn.1979.0270210

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 rag) samples of clay minerals, are described and evaluated.

Keywords

SMECTITE.
MICROANALYSIS
NEPHELOMETRY
--EXCHANGE
LIGHT SCATTERING
CLAY MINERALS
CATION EXCHANGE CAPACITY

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