| 超声场辅助生物酶法提取苦楝素的研究 |
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| 引用本文： | 陈杰,陈公德,何日柳,崔鹏.超声场辅助生物酶法提取苦楝素的研究[J].应用化工,2010,39(2):179-181. |
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| 作者姓名： | 陈杰 陈公德 何日柳 崔鹏 |
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| 作者单位： | 合肥工业大学,化学工程学院,安徽,合肥,230009 |
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| 基金项目： | 国家大学生创新性实验计划项目资助(081035909) |
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| 摘 要： | 采用超声场辅助生物酶法提取苦楝素,研究了生物酶浓度、超声场频率、酶解时间、超声场功率、酶解液pH值、提取温度、液固比对苦楝素提取率的影响。获得的优化条件为:生物酶浓度0.1 mg/mL,酶解时间2 h,超声场频率40 kHz,功率120 W,酶解液pH值5.0,提取温度40℃,液固比25 mL/g。优化条件下,苦楝素的提取率达3.363%。
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| 关 键 词： | 苦楝素 生物酶 超声场 |
Study on ultrasound-assisted enzymatic extraction of toosendanin |
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| CHEN Jie,CHEN Gong-de,HE Ri-liu,CUI Peng.Study on ultrasound-assisted enzymatic extraction of toosendanin[J].Applied chemical industry,2010,39(2):179-181. |
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| Authors: | CHEN Jie CHEN Gong-de HE Ri-liu CUI Peng |
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| Affiliation: | School of Chemical Engineering;Hefei University of Technology;Hefei 230009;China |
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| Abstract: | Toosendanin was prepared by ultrasound-assisted enzymatic extraction.The effects of enzyme concentration,ultrasound frequency,hydrolysis time,the power of ultrasound field,pH values,temperature,ratio of liquid to solid on the extraction rate of toosendanin were studied.The optimum conditions were the concentration of enzyme 0.1 mg/mL,hydrolysis time 2 h,the ultrasonic frequency 40 kHz and power 120 W,pH of the solvent 5.0,the extraction temperature 40 ℃,the ratio of liquid to solid (25 mL/g).(Under) above optimum (conditions),the yield of toosendanin is (3.363%). |
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| Keywords: | toosendanin enzyme ultrasound field |
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