Table 1.
Zeta-potential of different RMSNs and SBA-15 samples.
| Sample | Zeta-Potential (mV) |
|---|---|
| RMSNs | −24.3 ± 1.0 |
| Amine–RMSNs | 12.6 ± 1.8 |
| Protonated amine-RMSNs | 56.0 ± 2.5 |
| SBA-15 | −12.0 ± 1.4 |
| Amine-SBA-15 | 3.2 ± 3.2 |
| Protonated amine-SBA-15 | 35.6 ± 2.6 |
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