Preparation method of polygonum multiflorum superfine powder
The invention discloses a preparation method of polygonum multiflorum superfine powder. The preparation method comprises the following steps: step 1, washing a polygonum multiflorum raw medicinal material, removing impurities, airing and slicing; step 2, soaking polygonum multiflorum, soaking the po...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention discloses a preparation method of polygonum multiflorum superfine powder. The preparation method comprises the following steps: step 1, washing a polygonum multiflorum raw medicinal material, removing impurities, airing and slicing; step 2, soaking polygonum multiflorum, soaking the polygonum multiflorum in drinking water, boiling and filtering to obtain a polygonum multiflorum water extract and polygonum multiflorum water extract residues, and putting the polygonum multiflorum water extract residues in drinking water, boiling and filtering to obtain the polygonum multiflorum water extract and the polygonum multiflorum water extract residues; step 3, combining the water extracts, carrying out reduced pressure rotary evaporation concentration to obtain an extract, carrying out vacuum drying to obtain water extract particles, uniformly spraying the embedding liquid, drying, and carrying out microwave drying to obtain water extract dry particles; and step 4, crushing the water extract dry particles |
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