Surface Area (m²/g) | |||
Impregnated GAC (HCl) | Impregnated GAC (HNO3) | Impregnated GAC (HNO3+HCl) | |
BET Surface Area | 423.62 | 435.13 | 431.69 |
Langmuir Surface Area | 573.14 | 589.32 | 578.87 |
BJH* adsorption cumulative surface area of pores between 17.000 Å and 3000.000 Å diameter | 204.03 | 211.45 | 209.31 |
BJH desorption cumulative surface area of pores | 276.43 | 262.84 | 269.72 |
Pore Volume (cm³/g) | |||
Single point adsorption total pore volume of pores | 0.541 | 0.499 | 0.516 |
Single point desorption total pore volume of pores | 0.557 | 0.509 | 0.557 |
BJH adsorption cumulative surface area of pores | 0.468 | 0.428 | 0.442 |
BJH desorption cumulative surface area of pores | 0.501 | 0.458 | 0.476 |
Pore Size ( Å) | |||
Adsorption average pore width (4V/A by BET): | 51.08 Å | 44.26 Å | 48.44 Å |
Desorption average pore width (4V/A by BET): | 52.61 Å | 43.82 Å | 47.99 Å |
BJH adsorption average pore diameter (4V/A): | 91.81 Å | 84.21 Å | 87.78 Å |
BJH desorption average pore diameter (4V/A): | 72.55 Å | 66.12 Å | 68.45 Å |