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| Condition | Element | Relative content/% |
|---|---|---|
| Cr(OH)3 original sample | O | 85.13 |
| Cr | 13 | |
| Na | 1.87 | |
| Cr(OH)3 in 100 °C | O | 85.25 |
| Cr | 13.15 | |
| Na | 1.6 | |
| Cr(OH)3 in pH 14 | O | 74.68 |
| Cr | 10.87 | |
| Na | 14.45 | |
| CrOOH original sample | O | 84.74 |
| Cr | 7.44 | |
| Na | 7.83 | |
| rOOH in 100 °C | O | 76.15 |
| Cr | 10.53 | |
| Na | 13.32 | |
| CrOOH in pH 14 | O | 73.77 |
| Cr | 5.17 | |
| Na | 21.06 |
