Table 3. Physicochemical Properties of Ultrasmall Nanosilica Prepared under Different TEOS Amounts.
| material | TEOS amount/mL | SBET (m2/g) | VP (cm3/g) | D (nm) |
|---|---|---|---|---|
| SiO2-6 | 3.6 | 324.91 | 1.22 | 15.03 |
| SiO2-7 | 7.2 | 384.02 | 1.21 | 12.67 |
| SiO2-8 | 10.8 | 436.59 | 1.06 | 9.79 |
| SiO2-9 | 14.4 | 409.45 | 1.03 | 10.11 |