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Phenolic Wastewater Treatment: Development and Applications of New Adsorbent Materials 361
4-NP
55
4-CP
50 P
45
40
35
% Desorption 30
25
20
15
10
5
0
−3
−3
H 2 O 10 M HNO 3 0.3M NaOH 3 10 M NaOH 3 0.3M NaOH
Desorbing agent
Figure 8.18 Desorption of adsorbate loaded ATW with various eluents at T¼298 K
using 0.2 g of the adsorbent.
Figure 8.19 Desorption of adsorbate loaded AES with various eluents at T¼298 K using
0.2 g of the adsorbent.
