Research Article
K2CO3-Activated Pomelo Peels as a High-Performance Adsorbent for Removal of Cu(II): Preparation, Characterization, and Adsorption Studies
Table 2
Textural characteristics of PACs.
| Material | Surface area | Vmicro | Vtotal | Vmicro/Vtotal (%) |
| Pomelo peel | 2.15 | ā | 0.0019 | ā | PAC750-1-2 | 771 | 0.16 | 0.33 | 48.5 | PAC800-1-2 | 885 | 0.25 | 0.36 | 69.4 | PAC850-1-2 | 1006 | 0.31 | 0.43 | 72.1 | PAC900-1-2 | 896 | 0.23 | 0.37 | 62.2 | PAC850-0.5-2 | 853 | 0.25 | 0.35 | 71.4 | PAC850-1-2 | 1006 | 0.31 | 0.43 | 72.1 | PAC850-2-2 | 1039 | 0.32 | 0.46 | 69.6 | PAC850-3-2 | 872 | 0.22 | 0.36 | 61.1 | PAC850-1-1 | 819 | 0.22 | 0.35 | 62.9 | PAC850-1-2 | 1006 | 0.31 | 0.43 | 72.1 | PAC850-1-3 | 1213 | 0.42 | 0.57 | 73.7 |
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