Fig. 2. Effect of type of sorbent on the extraction recovery of cobalt. Conditions: sample volume:50 mL,cobalt concentration :50.0 μg L1, PAN concentration: 1.0104 mol L1, disperser solvent :methanol,500 mL, pH:6.0.
Fig. 2. Effect of type of sorbent on the extraction recovery of cobalt. Conditions:sample volume:50 mL,cobalt concentration :50.0 μg L1, PAN concentration:1.0104 mol L1, disperser solvent :methanol,500 mL, pH:6.0.