Table 4. Optimization of Reaction Conditions via RSM.
| optimum
conditions |
adsorption efficiency/% |
||||
|---|---|---|---|---|---|
| concentration of H2SO4 | n(glu)/n(V) | reaction time | reaction temperature | actual | predicted |
| 20 g/L | 3.0 | 35 | 90 °C | 87.25% | 86.81% |
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