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| Sample | O/Ca | C 1s | O 1s | ||||||
|---|---|---|---|---|---|---|---|---|---|
| C1 (%) | C2 (%) | C3 (%) | C4 (%) | C5 (%) | O1 (%) | O2 (%) | O3 (%) | ||
| SL | 0.394 | 56.18 | 20.22 | 10.67 | 7.87 | 5.06 | 33.58 | 29.93 | 36.50 |
| 200-SLhydrochar | 0.328 | 67.11 | 14.09 | 9.40 | 3.36 | 6.04 | 46.08 | 32.72 | 21.20 |
Atomic ratio.
