Sample

BET Surface Area A/(m2・g−1)

Pore Volume V/(m3・g−1)

Average Pore Size d/nm

acid amount

Stotal

Smicr

Sext

Vtotal

Vmicr

Vext

Aw

As

At

S-12

150

2

148

0.575

0.000

0.575

7.25

9040

796

9836

S-24

538

479

59

0.361

0.180

0.181

5.83

12,268

5285

17,553

S-36

551

467

84

0.255

0.187

0.068

3.18

15,597

8829

24,426

S-48

736

725

11

0.286

0.263

0.023

3.08

16,354

8220

24,574

S-W

796

796

0

0.287

0.286

0.001

1.44

13,730

8500

22,230