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Elemental type and concentrations (wt%) of coarse realgar and realgar nanoparticles (NPs) obtained with SEM-EDS analysis
| Sample | Coarse realgar | Realgar NPs |
|---|---|---|
| As | 67.48 | 64.67 |
| S | 32.42 | 34.46 |
| Other elements | 0.11 | 0.86 |
| Total | 100.01 | 99.99 |
Abbreviations: SEM-EDS, scanning electron microscope energy-dispersive spectrometer; As, arsenic; S, sulfur.
