Grassleaf sweelflag rhizome extract as well as preparation method and application thereof
An extract, the technology of Acorus calamus, applied in the field of Acorus calamus extract and its preparation, can solve the problems such as the medical value of the supernatant that is not mentioned, and achieve the effects of improving learning and memory, increasing adsorption, and increasing yield
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Embodiment 1
[0024] The preparation of embodiment 1 Acorus calamus extract
[0025] Take 3.0kg of Acorus calamus, add 6 times the amount of water, extract at 100°C for 1 hour, extract 3 times, filter and combine the extracts, concentrate under reduced pressure at 60°C to about 3L, that is, concentrate to about 1mL / g of medicinal materials, add 95% ethanol When the ethanol concentration is 70%, settle for 8 hours, centrifuge to take the supernatant, concentrate until there is no alcohol smell, centrifuge to take the supernatant, concentrate to dryness, and add 1000mL of water to dissolve, and put D101 macroporous adsorption resin on the solution, and the resin dosage is 0.6mL resin / 1g Shichangpu medicinal material, that is, 1800mL resin, the ratio of column diameter to height is 1:8, and the sample loading flow rate is 1.0BV / h. After the sample is loaded, the resin column is eluted with 5BV deionized water, and the collected water Liquid, concentrated under reduced pressure at 60°C to about...
Embodiment 2
[0026] Example 2 Preparation of Acorus calamus extract
[0027] Take 5.0kg of Acorus calamus medicinal material, add 8 times the amount of water, extract at 100°C for 1 hour, extract 3 times, filter and combine the extracts, concentrate under reduced pressure at 60°C to about 5L, that is, concentrate to 1mL / 1g medicinal material, add 95% ethanol to The ethanol concentration is 70%, settle for 12 hours, centrifuge to take the supernatant, concentrate until it has no alcohol smell, centrifuge to take the supernatant, concentrate to dryness, and add 1500mL water to dissolve, the solution is covered with D101 macroporous adsorption resin, and the resin dosage is 0.6 mL resin / 1g Shichangpu medicinal material, that is, 3000mL resin column, the ratio of column diameter to height is 1:8, and the sample loading flow rate is 1.0BV / h. After the sample is loaded, the resin column is eluted with 5BV deionized water, and the collected water Liquid, concentrated under reduced pressure at 60°...
Embodiment 3
[0028] Example 3 Preparation of Acorus calamus extract
[0029]Take 5.0kg of Acorus herbaceae, add 10 times the amount of water, extract at 95°C for 0.5 hours, extract 4 times, filter and combine the extracts, concentrate under reduced pressure at 60°C to about 10L, that is, concentrate to 2mL / 1g of medicinal materials, add 95% ethanol to The ethanol concentration is 65%, settle for 12 hours, centrifuge to take the supernatant, concentrate to no alcohol smell, centrifuge to take the supernatant, concentrate to dryness, add 2500mL of water to dissolve, and put D101 macroporous adsorption resin on the solution, the resin dosage is 1mL Resin / 1g Shichangpu medicinal material, that is, 5000mL resin column, the ratio of column diameter to height is 1:4, and the sample loading flow rate is 2.0BV / h. After the sample is loaded, the resin column is eluted with 4BV deionized water, and the water eluate is collected , Concentrate under reduced pressure at 60°C to about 2500mL, after cooli...
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