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Hydrodynamic diameter and surface area of HA NPs. Values are expressed as mean ± SD (n = 3 for each sample).
| Particle | Hydrodynamic diameter (nm) | Surface area (m2/g) |
|---|---|---|
| S50 | 568 ± 20 | 63.30 ± 0.94 |
| S100 | 626 ± 15 | 66.73 ± 0.95 |
| S150 | 1262 ± 47 | 46.80 ± 1.19 |
