Table 1.
Characterization of MNPs 1–14.
| MNPs | Components | Relative Content of Inorganic Elements (%) 1 | EA Data (%) | Inorganic Component Ratio | Concentration of Organic Components (mmol/g) | MS (emu/g) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PMIDA | TEOS (Equiv.) | APTMS (Equiv.) | Fe | Si | P | C | SiO2:Fe3O4 2 | SSi–O/SFe–O 3 | CAPS 4 | CPMIDA 5 | ||
| 1 | – | – | – | 100 | 0 | 0 | 0 | – | – | 0 | 0 | 74 |
| 2 | + | – | – | 94.34 | 0 | 5.66 | 5.85 | – | – | 0 | 0.97 | 61 |
| 3 | – | 1.5 | – | 77.12 | 22.88 | 0 | 0 | 31:69 | 2.33 | 0 | 0 | 51 |
| 4 | – | 3.0 | – | 64.08 | 35.92 | 0 | 0 | 46:54 | 3.86 | 0 | 0 | 39 |
| 5 | – | 5.0 | – | 50.78 | 49.22 | 0 | 0 | 60:40 | 6.61 | 0 | 0 | 26 |
| 6 | + | 1.5 | – | 71.32 | 24.87 | 3.80 | 1.72 | 35:65 | 3.56 | 0 | 0.63 | 40 |
| 7 | + | 3.0 | – | 57.13 | 39.93 | 2.94 | 1.18 | 52:48 | 6.13 | 0 | 0.49 | 28 |
| 8 | + | 5.0 | – | 46.38 | 51.74 | 1.87 | 1.00 | 63:37 | 13.05 | 0 | 0.31 | 21 |
| 9 | – | 1.5 | 3.0 | 74.65 | 25.35 | 0 | 3.49 | 34:66 | 4.18 | 0.48 | 0 | 49 |
| 10 | – | 3.0 | 3.0 | 63.46 | 36.54 | 0 | 2.71 | 47:53 | 7.73 | 0.32 | 0 | 38 |
| 11 | – | 5.0 | 3.0 | 50.34 | 49.66 | 0 | 1.80 | 60:40 | 13.34 | 0.28 | 0 | 27 |
| 12 | + | 1.5 | 3.0 | 68.82 | 29.69 | 1.49 | 4.31 | 40:60 | 3.97 | 0.66 | 0.26 | 37 |
| 13 | + | 3.0 | 3.0 | 57.27 | 41.50 | 1.23 | 2.63 | 47:53 | 7.58 | 0.33 | 0.21 | 28 |
| 14 | + | 5.0 | 3.0 | 45.70 | 53.29 | 1.01 | 2.03 | 64:36 | 13.04 | 0.34 | 0.17 | 21 |