cation exchange


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Related to cation exchange: Cation exchange resin, Cation exchange membrane

cation exchange

[′kat‚ī·ən iks′chānj]
(chemistry)
A chemical reaction in which hydrated cations of a solid are exchanged, equivalent for equivalent, for cations of like charge in solution.
References in periodicals archive ?
i) Cation exchange is now confined to 0 < M/S< 2.
Correlation matrix of different soil hydro-physical parameters CEC, Cation exchange capacity; PWP, permanent wilting point; FC, field capacity; AWC, available water capacity Sand Silt Clay Bulk (%) (%) (%) density (Mg/ [m.
Cation exchange capacity, and the proportion of it occupied by exchangeable bases, is a useful indicator of fertility.
Tucker BM (1974) Laboratory procedures for cation exchange measurements on soils.
Furthermore, the physical conformation of the cation exchange sites derived from permanent charges (i.
Because the cation exchange capacity of the studied termite nests was almost three times higher than ground soil, it may provide an important physiological function, especially for frugivorous vertebrates (Cipollini and Levey 1997).
However, because the cation exchange characteristics of these SOM fractions have not been determined, it is difficult to predict how their depletion would affect soil CEC.
The market for cation exchange resins market in terms of value is projected to reach $983.
In 2011, Metwaly & Khalil included the effect of cation exchange capacity (CEC) in determination of oil pollution using electrical resistivity (Fig.
Reconstituted clay sample liquid and plastic limits can be correlated with various engineering properties, such as specific surface area, cation exchange capacity, permeability, shrinking and swelling behaviour, shear strength and soil compressibility (Sharma and Lewis, 1994; Abdullah et al.
RHEO-CLAY: provides a high-inverted yield point (YP)--plastic viscosity (PV) ratio for improved rate of penetration, optimum hole cleaning, and greater liquid/solids separation efficiency from hydrocyclones--differs from sodium bentonite (montmorillonite) by having lower cation exchange capacity and greater yield in the presence of high hardness (Ca++ / Mg++) and sodium (Na+) values.