Table 2.
Physicochemical properties of the cellulose types. Cocoa alpha-cellulose (CAC) and cocoa microcrystalline cellulose (C-MCC) were compared with avicel (AV).
| Parameters | CAC | C-MCC | AV |
|---|---|---|---|
| Color | Off white | White | White |
| Odor | Odorless | Odorless | Odorless |
| Mean particle diameter (μm) | 282.22 ± 0.12 | 161.32 ± 0.04 | 72.51 ± 0.53 |
| True density (g/cm3) | 1.535 ± 0.21 | 1.494 ± 0.13 | 1.507 ± 0.35 |
| Bulk density (g/cm3) | 0.273 ± 0.02 | 0.382 ± 0.06 | 0.316 ± 0.02 |
| Tapped density (g/cm3) | 0.337 ± 0.01 | 0.473 ± 0.04 | 0.469 ± 0.10 |
| Carr’s Index (%) | 18.93 | 19.11 | 32.62 |
| Hausner’s ratio | 1.23 | 1.24 | 1.48 |
| Angle of repose (°) | 35.05 ± 0.54 | 31.09 ± 0.33 | 44.29 ± 0.61 |
| Swelling Capacity (%) | 36.36 ± 0.05 | 27.5 ± 0.01 | 11.23 ± 0.08 |
| Moisture Content (%) | 7.20 ± 0.62 | 5.8 ± 0.37 | 6.6 ± 0.60 |
| pH | 6.7 ± 0.37 | 6.5 ± 0.14 | 6.5 ± 0.21 |
| Crystallinity Index (%) | 26.32 | 43.83 | 69.26 |