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红景天苷大孔吸附树脂纯化工艺研究

Chinese Traditional and Herbal Drugs(2013)

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Abstract
目的筛选红景天苷的大孔树脂纯化工艺。方法以红景天苷质量浓度为指标,考察多种型号大孔吸附树脂纯化红景天苷的吸附及洗脱条件。结果 SP-825型大孔吸附树脂为分离纯化红景天苷的最佳大孔吸附树脂,最佳工艺:上样红景天苷质量浓度为1.713~2.570 g/mL,洗脱剂为10%乙醇,洗脱剂用量为30 BV,体积流量为2 BV/h。结论 SP-825型大孔吸附树脂能显著提高样品液红景天苷的纯度,具有吸附量大、洗脱率高、经济环保等优点,适合于规模化生产。
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Key words
Eluant,Macroporous adsorption resin,Purification technology,Rhodiolae Crenulatae Radix et Rhizoma,Salidroside
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