Morphological Investigation of Calcium Carbonate during Ammonification-Carbonization Process of Low Concentration Calcium Solution

<table>Crystal phase of calcium carbonate precipitate. (a) Solutions: CaCl<sub>2</sub>, 0.18 mol/L; Na<sub>2</sub>CO<sub>3</sub>, 0.18 mol/L. (b) Solutions: CaCl<sub>2</sub>, 0.13 mol/L; NH<sub>3</sub>, 0.74 mol/L. CO<sub>2</sub> gas: 60 ml/min × 20 min.</table>

Journal of Nanomaterials

fig1

Figure 1

Figure 1: Morphological Investigation of Calcium Carbonate during Ammonification-Carbonization Process of Low Concentration Calcium Solution 