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Adsorption Science & Technology
/
2023
/
Article
/
Tab 2
/
Research Article
Recovery Process for Critical Metals: Selective Adsorption of Nickel(II) from Cobalt(II) at Acidic Condition and Elevated Temperature
Table 2
Characteristic Langmuir isotherm parameters (
)
depending on adsorptive and temperature.
Adsorptive
(°C)
(L ·
μ
mol(M(II))
-1
)
(
μ
mol(M(II)) ·
μ
mol(Ligand)
-1
)
(mg(M(II)) · g(Adsorbent)
-1
)
Ni(II)
20
4.1·10
-2
0.72
22.2
Co(II)
20
9.6·10
-3
0.49
15.1
Ni(II)
50
9.8·10
-3
0.59
18.3
Co(II)
50
2.9·10
-3
0.52
16.0