Waste-Tire-Derived Activated Carbon as Efficient Adsorbent of P-Nitrophenol from Wastewater

Table 3

Physical adsorption characterization results of five types of carbon.

Sample	SBET^a (m^2 g^−1)	VMIC^b (cm^3 g^−1)	APD^c (nm)
650-0	19.77	0.0016	20.8404
650-1	76.96	0.0035	17.5035
650-2	150.49	0.034	8.7976
750-1	13.11	0.0017	31.36028
750-2	11.79	0.0016	34.10843

^aBET surface area, ^bt-plot micropore volume, and ^cadsorption average pore diameter (4 V/A by BET).