From: Analysis of the adsorption mechanism of phosphoric acid-modified bamboo charcoal for chlorogenic acid based on density functional theory
Sample
Specific surface area (m2/g)
Pore volume (cm3/g)
Adsorption isotherm
Average aperture (nm)
Modified bamboo charcoal
115.18
0.0574
Type I
1.99
Unmodified bamboo charcoal
4.91
0.0088
Type VI
7.15