Preparation method of gluconic acid and its salt
The invention relates to the preparation method of gluconic acid and its salt, wherein Au/C catalyst liquid phase catalytic oxidation glucose is employed to synthesize calcium gluconae through calcium hydrate neutralization, based on this, the replacing reaction of magnesium, zinc and ferrous sulfat...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The invention relates to the preparation method of gluconic acid and its salt, wherein Au/C catalyst liquid phase catalytic oxidation glucose is employed to synthesize calcium gluconae through calcium hydrate neutralization, based on this, the replacing reaction of magnesium, zinc and ferrous sulfate is utilized to obtain the corresponding glucoheptonates, and glucose acid is obtained through sulfuric acid replacement reaction. |
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