Table 2. Crystallinity index derived from XRD pattern.
Fraction (mesh) | Untreated | Dilute acid | AFEX | Ionic liquid |
32–50 | 0.34 | 0.41 | 0.30 | 0.15 |
75–100 | 0.41 | 0.44 | 0.30 | 0.18 |
>200 | 0.51 | 0.48 | 0.36 | 0.20 |
Data shown are a representation of three independent measurements (see Material and Methods).