Table 2.
Physicochemical properties of HBGN obtained by TEM, DLS, ζ potential, N2 adsorption, TG/DTA and EDS. The error of the mean values represents a coefficient of variation of <7% for each experimental value in the table.
| Samples | TEM (nm) | ζ Potential (mV) |
SBET
(m2 g−1) |
VP
(cm3 g−1) |
DP
(nm) |
Danofloxacin Loaded (wt-%) | Atomic Composition (EDS) (wt)% | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Si | P | Ca | Cu | |||||||
| 0% Cu- HBGN | 193 ± 65 | −22.1 ± 4.8 | 826 | 1.22 | 2.4 | 4.2 ± 2.9 | 87.5 (75.5) |
0.3 (2.5) |
12.1 (18) |
0 |
| 2.5% Cu- HBGN | 188 ± 24 | −23.5 ± 4.9 | 731 | 0.85 | 2.6 | 5.4 ± 2.6 | 90.5 (79.5) |
0 (2.5) |
7.1 (15.5) |
2.6 (2.5) |
| 5% Cu- HBGN | 204 ± 48 | −22.8 ± 4.8 | 739 | 0.75 | 2.6 | 5.0 ± 0.5 | 86.3 (79.5) |
0.1 (2.5) |
8.8 (13) |
4.8 (5) |