Table 2. Impact of Total Acid Content on the Leaching Efficiency of Co and Li (S/L = 10 g/L, Leaching Time = 60 min, Temperature = 30 °C, and Stirring Speed = 500 rpm).
leaching agents + reductant | % leaching (Li) | % leaching (Co) |
---|---|---|
0.5 mol/L TA + 0.01 mol/L AA | 61.57 ± 0.19 | 32.16 ± 0.14 |
0.5 mol/L TA + 0.05 mol/L AA | 78.36 ± 0.17 | 53.84 ± 0.11 |
0.5 mol/L TA + 0.1 mol/L AA | 90.10 ± 0.13 | 75.05 ± 0.08 |
0.7 mol/L TA + 0.1 mol/L AA | 90.76 ± 0.18 | 75.38 ± 0.12 |
0.9 mol/L TA + 0.1 mol/L AA | 91.53 ± 0.11 | 75.82 ± 0.09 |
0.5 mol/L TA + 0.15 mol/L AA | 90.89 ± 0.09 | 75.79 ± 0.07 |
0.5 mol/L TA + 0.2 mol/L AA | 92.05 ± 0.12 | 76.49 ± 0.08 |