Research Article
Waste-Tire-Derived Activated Carbon as Efficient Adsorbent of P-Nitrophenol from Wastewater
Table 4
Quantification of oxygen groups on 650-2 surface.
| Boehm’s titration | 650-2 |
| Carboxyl group (mmol g−1) | 0.023 | Lactone group (mmol g−1) | 1.253 | Phenolic group (mmol g−1) | 0.793 | Total basic groups (mmol g−1) | 1.376 |
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