This reduction is likely due to the supersaturation of Ca 2+ ions, which may inhibit the effective adsorption or incorporation of Cr(VI) onto the particle surface. The relationship between CO 2 flow rate and Cr(VI) immobilization efficiency demonstrated an unexpected trend, as shown in Figure d.
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In Situ Accelerated Carbon Mineralization for Synergistic Immobilization and Recovery of Hexavalent Chromium Oxyanions from Coal Ash Leachates.
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