A kind of extracting method of active ingredient of rhubarb, a Chinese medicinal material
A technology of active ingredients and extraction method, applied in the field of extraction of active ingredients of Chinese medicinal material rhubarb, can solve problems such as content reduction, long heating time, incomplete extraction, etc., and achieve the effects of improving the extraction rate, reducing water consumption, and reducing energy consumption.
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Embodiment 1
[0012] Put 50 kg of rhubarb, a Chinese medicinal material, into a 500L multi-functional extraction tank, add 350 kg of water for the first time, heat to boiling, keep the temperature at 96±2°C, extract for one hour, and collect the extract; add 250 kg of water for the second time, heat until boiling, keep the temperature at 96±2°C, extract for one hour, combine the two extracts, concentrate and dry to obtain 17.8 kg of dry paste.
Embodiment 2
[0014] Put 50 kg of rhubarb, a Chinese medicinal material, into a 500L multifunctional extraction tank, add 350 kg of water for the first time, heat to boiling, keep the temperature at 96±2°C, extract for one hour, and collect the extract; add 300 kg of water for the second time, heat To boiling, keep the temperature at 96±2°C, extract for one hour, combine the two extracts, concentrate and dry to obtain 17.2 kg of dry paste.
Embodiment 3
[0016] Put 50 kg of rhubarb, a Chinese medicinal material, into a 500L multi-functional extraction tank, add 400 kg of water for the first time, heat to boiling, keep the temperature at 96±2°C, extract for one hour, and collect the extract; add 250 kg of water for the second time, heat To boiling, keep the temperature at 96±2°C, extract for one hour, combine the two extracts, concentrate and dry to obtain 18.1 kg of dry paste.
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