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Surface area and porosity of rice husk biochar by BET.
| Samples of biochar prepared at | BET surface area (m2/g) | Micropore volume (cm3/g) | Surface area of pores between 17 Å and 3,000 Å (m2/g) | volume of pores between 17 Å and 3,000 Å (cm3/g) |
|---|---|---|---|---|
| 400°C | 7.6311 | 0.000278 | 2.2491 | 0.006805 |
| 500°C | 341.0776 | 0.136639 | 23.0061 | 0.024664 |
| 600°C | 414.5242 | 0.149359 | 31.7760 | 0.025080 |
