Table 7.
Elemental analysis of the precursor and optimal AC.
| Sample | Carbon % | Hydrogen % | Nitrogen % | Sulfur % | Oxygen %a |
|---|---|---|---|---|---|
| Precursor | 43.94 | 6.06 | 2.53 | 1.11 | 46.36 |
| Optimal sample | 72.4 | 3.08 | 6.97 | 0.51 | 17.04 |
aby difference.
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