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Journal of Nanomaterials
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2020
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Article
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Tab 4
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Research Article
Ion-Exchanged ZIF-67 Synthesized by One-Step Method for Enhancement of CO
2
Adsorption
Table 4
The pH
PZC
values of the parent ZIF-67 and ion-exchanged ZIF-67 before and after CO
2
adsorption.
Sample
pH
PZC
values
Before CO
2
adsorption
After CO
2
adsorption
Parent
6.92
5.36
Li-post-5
7.79
5.10
Na-post-5
7.51
5.63
Li-as-5
9.26
5.27
Na-as-5
8.83
5.49