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EDX elemental analysis summary.
| Sample | C (wt%) | O (wt%) | Ca (wt%) | Cu (wt%) | Zn (wt%) | Si (wt%) |
|---|---|---|---|---|---|---|
| UVS | 12.1 | 43.1 | 44.4 | - | - | 0.4 |
| UVS-Cu (II) | 15.5 | 49.3 | 31.1 | 3.8 | - | 0.3 |
| UVS-Zn (II) | 15.2 | 45.3 | 37.3 | - | 2.1 | 0.1 |
| UVS-binary Cu(II)/Zn(II) | 17.9 | 50.3 | 28.6 | 1.4 | 1.7 | 0.1 |
