Research Article
Morphological Investigation of Calcium Carbonate during Ammonification-Carbonization Process of Low Concentration Calcium Solution
Figure 4
Morphology of calcium carbonate precipitate under ultrasound.
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(a) Solutions: NH3, 1.47 mol/L; CaSO4, 0.15 mol/L. CO2 gas: 1560 mL/min × 20 min. CO2(v%) = 3.88% |
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(b) Solutions: NH3, 3.39 mol/L; CaSO4, 0.15 mol/L. CO2 gas: 1560 mL/min × 20 min. CO2(v%) = 3.88% |
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