Adsorption of Arsenate from Aqueous Solution onto Modified Vietnamese Bentonite

Table 1

Textural parameters of B, Fe-B, and Al-B samples.

Adsorbent	SBET (m^2/g)	Smicro (m^2/g)	Sext (m^2/g)	Vmicro (cm^3/g)	Vtotal (cm^3/g)
B	114.44	44.72	69.72	0.020	0.187
Fe-B	146.07	41.03	105.04	0.018	0.159
Al-B	170.13	119.61	50.52	0.057	0.111