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Table 3 Textural properties of the materials determined from the results of adsorption analysis of N2 at 77 K

From: Sorption of BTEX on a nanoporous composite of SBA-15 and a calcined hydrotalcite

Sample BET specific surface (m2/g) Pore volume (cm3/g) Pore diameter (nm) d (100) (nm) WT (nm)
HTC 74 0.19 Broader (1–65)
SBA-15 720 0.80 6.88 10.10 4.5
SBA-15/HTC25 402 0.83 6.75 9.80 4.8
  1. WT wall thickness determined as [(2d100/(3)0.5) − pore diameter]