oaka crushed limestone, or calcite oSelflimiting: pH adjustment only to equilibrium oEasy operation oEconomical 50% lime costs 50% less CO 2 required than lime. Calcite (crushed limestone) Remineralization using calcite and CO 2. H 2 O + CO 2 + CaCO 3 → Ca+2 + 2HCO 3Remineralization using calcite . and sulfuric acid. H. 2. SO. 4 + CaCO. 3
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