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Table 2 The textural properties of xerogels

From: Silica-titania xerogel doped with Mo,P-heteropoly compounds for solid phase spectrophotometric determination of ascorbic acid in fruit juices, pharmaceuticals, and synthetic urine

  Ti0HPC20 Ti5HPC20 Ti12.5HPC20 Ti5HPC30 Ti12.5HPC0
BET surface area, m2/g 644 658 450 220 454
Total pore volume, cm3/g 1.1 0.6 0.2 0.14 0.21
Average pore diameter, Å 72 38 23 25 18.5