Property | Adsorbent | |
---|---|---|
CC | SB | |
Bed bulk density (kg m− 3) | 334 | 150 |
Particle density (kg m− 3) | 816 | 1078 |
Bed void fraction | 0.71 | 0.86 |
Average particle diameter (m) | 5.9 × 10−4 | 5.9 × 10− 4 |
Average pore radius (m) | 5.48 × 10−9 | 3.26 × 10−8 |
Particle porosity | 0.59 | 0.21 |
Specific surface area (m2 g− 1) | 5.3 ± 0.8 | 4.8 ± 0.7 |
Specific pore volume (cm3 g− 1) | 0.006 | 0.005 |
Tortuosity factor | 1.21 | 1.40 |
Point of zero charge pHPZC | 6.3 | 5.2 |
Total acid groups (meq g− 1) | 2.25 | 2.33 |
Total basic groups (meq g− 1) | 0.25 | 0.55 |