Chemistry of Inorganic Arsenic in Soils
II. Effect of Phosphorus, Sodium, and Calcium on Arsenic Sorption
E. Smitha,
R. Naidu*,a and
A. M. Alstonb
a CSIRO Land and Water, Private Bag No. 2, Glen Osmond, Adelaide, SA 5064, Australia
b Department of Soil and Water, University of Adelaide, Waite Campus, Private Mail Bag No. 1, Glen Osmond, Adelaide, SA 5064, Australia

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Fig. 1. Effect of different ions on the sorption of AsV by selected soils. Bars represent the standard errors of the means. Where no bar is seen, error is smaller than the symbol.
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Fig. 2. Effect of increasing soil solution P concentration on AsV sorption by an Oxisol (AsV concentration added equaled 0.66 mmol L-1).
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Fig. 3. Effect of different ions on the sorption of AsIII by selected soils. Bars represent the standard errors of the means. Where no bar is seen, error is smaller than the symbol.
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Copyright © 2002 by the American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America.