Table 1.

Surface area and surface charge comparisons.

	Surface Area (m2/g)	Total Pore Volume (cm3/g)	Average Pore Diameter (nm)	Surface Charge (mV)	Reference
Harwood GAC	739.0	0.237	2.321	−2.9	This work
Mixed BC	74.9	0.86	6.32	4.5	This work
Fija Fluor BC	104	0.30	11.1	NA	[3]