Separation of Ginkgo flavonoids using simulated moving bed chromatography to replace the batch chromatography is discussed.The product of higher purity is obtained,and in this process,the yield of product increased an...Separation of Ginkgo flavonoids using simulated moving bed chromatography to replace the batch chromatography is discussed.The product of higher purity is obtained,and in this process,the yield of product increased and cost decreased.Furthermore,this process is very clean.展开更多
采用模拟移动床色谱对微生物油甲酯中ARA甲酯进行分离纯化,以ARA甲酯的纯度和收率为指标优化其分离工艺。结果表明,模拟移动床色谱分离纯化ARA甲酯的最佳工艺参数为:切换时间720 s、进样流速39.3 m L/min、洗脱流速8 m L/min、解吸流速4...采用模拟移动床色谱对微生物油甲酯中ARA甲酯进行分离纯化,以ARA甲酯的纯度和收率为指标优化其分离工艺。结果表明,模拟移动床色谱分离纯化ARA甲酯的最佳工艺参数为:切换时间720 s、进样流速39.3 m L/min、洗脱流速8 m L/min、解吸流速4.5 m L/min、再生流速5.5 m L/min。在该操作条件下,ARA甲酯纯度达到91%,收率达到92.9%。说明模拟移动床色谱可有效分离纯化微生物油甲酯中的ARA甲酯。展开更多
文摘以木糖醇母液为原料,采用顺序式模拟移动色谱技术纯化木糖醇母液。在制备色谱研究的基础上,研究顺序式模拟移动床(SSMB)技术纯化木糖醇母液的最佳工艺参数。结果表明最佳工艺参数为:进料浓度60%,进料量为546.00 g/h,进水量为819.00 g/h,循环量382.2 m L。在此条件下木糖醇出口浓度为41.2%,纯度达到94.8%,收率达到90.6%,较木糖醇母液纯度提高31.12%,本研究为木糖醇母液产业化利用奠定了实践基础。
文摘Separation of Ginkgo flavonoids using simulated moving bed chromatography to replace the batch chromatography is discussed.The product of higher purity is obtained,and in this process,the yield of product increased and cost decreased.Furthermore,this process is very clean.
文摘采用模拟移动床色谱对微生物油甲酯中ARA甲酯进行分离纯化,以ARA甲酯的纯度和收率为指标优化其分离工艺。结果表明,模拟移动床色谱分离纯化ARA甲酯的最佳工艺参数为:切换时间720 s、进样流速39.3 m L/min、洗脱流速8 m L/min、解吸流速4.5 m L/min、再生流速5.5 m L/min。在该操作条件下,ARA甲酯纯度达到91%,收率达到92.9%。说明模拟移动床色谱可有效分离纯化微生物油甲酯中的ARA甲酯。
