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Concentrations of Mg2+ in ice and water system from different freezing temperatures
| Freezing temperature (°C) | Ice thickness (cm) | Initial concentration(mg·L−1) | pH | Concentration in ice layer (mg·L−1) | Concentration of water layer under ice (mg·L−1) | K |
|---|---|---|---|---|---|---|
| -5 | 12 | 500 | 7 | 26.077 | 862.516 | 0.030 |
| -10 | 12 | 500 | 7 | 37.771 | 849.896 | 0.044 |
| -15 | 12 | 500 | 7 | 46.978 | 838.829 | 0.056 |
| -20 | 12 | 500 | 7 | 53.919 | 815.148 | 0.066 |
| -25 | 12 | 500 | 7 | 62.261 | 798.827 | 0.078 |
