Research Article
Treatment of Yellow Phosphorus Slag and Reuse of It as an Absorbent of Chromium (VI) Ions and Methylene Blue
Table 12
Effect of adsorption time on methylene blue adsorption process.
| No. | Mass (g) | Time (min) | Volume (mL) | pH | Q (mg·g−1) | H (%) |
| 1 | 0.4 | 30 | 100 | 7 | 2.359 | 94.36 | 2 | 0.4 | 60 | 100 | 7 | 2.374 | 94.98 | 4 | 0.4 | 120 | 100 | 7 | 2.441 | 97.63 | 5 | 0.4 | 150 | 100 | 7 | 2.459 | 98.37 | 6 | 0.4 | 180 | 100 | 7 | 2.401 | 96.05 | 7 | 0.4 | 30 | 100 | 4 | 2.425 | 97.01 | 8 | 0.4 | 60 | 100 | 4 | 2.401 | 96.05 | 9 | 0.4 | 120 | 100 | 4 | 2.455 | 98.20 | 10 | 0.4 | 150 | 100 | 4 | 2.445 | 97.80 | 11 | 0.4 | 180 | 100 | 4 | 2.421 | 96.84 |
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