Radix paeoniae alba fresh extraction spray drying granule decoction piece

[0005] After the white peony is harvested, it is cleaned to remove impurities such as sediment and non-medicinal parts. It is washed with tap water while it is fresh within 6 hours, and the outer skin is scraped off, and cut into 3mm thick slices. Add 5 times the weight of the tablet to 70°C purified water, stir for 30 minutes, filter, squeeze the dregs to extract the juice. Then add 8 times the weight of pure water to the medicinal residues, boil for 20 minutes to extract, filter while hot, squeeze the medicinal residues again, and collect the medicinal juice. Combine the above medicinal juices, concentrate under reduced pressure, set the temperature at 70°C, and concentrate to a relative density of 1.05. 3% of the resulting concentrated solution was reserved for later use, and the rest was spray-dried. Collect the spray-dried powder, mix it with the spare concentrated solution to make granules, vacuum-dry at 80°C until the water content is 10%, granulate, and vacuum-pack to ob