Table 4.

Textural properties of the samples calculated from the nitrogen adsorption isotherms *.

Samples	SBET, m2/g	Pore Volume, cm3/g	Smicropores, m2/g
E-550	38.08	0.048	0
E-650	17.74	0.028	2.614
E-750	11.61	-	1.106
P-550	43.63	0.076	0
P-650	11.41	0.023	2.392
P-750	9.04	-	2.063

* Performed at 77 K, samples immersed in liquid nitrogen.