孔结构对活性炭吸附水溶液中铅离子的影响

杨洁扬,黄张根,韩小金,景文,曾泽泉

Effect of Activated Carbon Pore Structure on the Adsorption of Pb(II) from Aqueous Solution

Jie-Yang. YANG,Zhang-Gen. HUANG,Xiao-Jin. HAN,Wen. JING,Ze-Quan. ZENG

表2 三种活性炭的比表面积和孔结构参数

Table 2 Specific surface areas and pore structure parameters of the three ACs

Sample	S_BET	V_total	V_mic	(V_total/V_mic)/%	D/nm
Sample	(m²·g^-1)	(cm³·g^-1)	(cm³·g^-1)	(V_total/V_mic)/%	D/nm
AC1	1005.2245	0.5161	0.2485	48.15	2.0535
AC2	847.4684	0.3689	0.2897	78.53	1.7413
AC3	340.0403	0.1981	0.1044	52.70	2.3308
S_BET: BET specific surface area; V_total: total pore volume; V_mic: micropore volume; V_total/V_mic: ratio of micropore volume to total pore volume; D: average pore diameter