Annexe 4 : isothermes d’adsorption
90
D (mol
2 kJ
−2
)
Q m (mg/g)
DubininRadushkevich
Pb
2+
20°C
0,800
34,954
507,989
-
64,586
30°C
0,817
37,396
497,478
-
60,947
40°C
0,739
30,650
372,336
-
71,880
Cd
2+
20°C
0,951
19,280
93,830
-
44,791
30°C
0,949
20,198
106,401
-
43,250
40°C
0,750
65,875
693,899
-
29,696
Zn
2+
20°C
0,956
19,403
125,213
-
61,191
30°C
0,959
18,030
111,198
-
60,886
40°C
0,710
66,410
926,790
-
40,731