Table 4 The mass of crystal salts produced from 1.0 L of pH 3.58 and 6.47 feedwaters through MDCr, where three process temperatures were monitored

From: Innovative dual-purpose remediation of acid mine drainage and resource recovery through membrane distillation crystallization

Feed pH

MD operating feed Temp (°C)

Mass of crystal salt (g)

pH 3.58

50

17.03 ± 1.28

60

17.46 ± 1.07

70

18.51 ± 1.19

pH 6.47

50

17.63 ± 0.97

60

18.52 ± 1.29

70

17.48 ± 1.14

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