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Optimization of decoloration technology for active carbon on polysaccharides from Angelicae Dahuricae Radix by orthogonal test
Pages: 366-369
Year: Issue:  4
Journal: Drugs & Clinic

Keyword:  白芷多糖活性炭脱色正交试验;
Abstract: 目的 采用正交试验优化活性炭对白芷多糖提取液脱色的工艺条件.方法 考察脱色温度、活性炭添加量和脱色时间对白芷多糖脱色效果的影响.在单因素试验的基础上,以多糖脱色率和多糖剩余率为指标,采用L9(34)正交试验确定了最优工艺的参数.结果 活性炭添加量对脱色效果的影响最大,其次为温度,再次为时间.最佳脱色条件为脱色温度60℃,活性碳添加量2%,吸附时间30 min,在此条件下,脱色率为96.20%,多糖剩余率为82.36%.结论 活性炭对白芷多糖脱色工艺简便可行.
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