| 向日葵盘中果胶的提取工艺条件探究 |
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| 引用本文： | 李亚铎,俞剑,王午海,裘超,张广宏.向日葵盘中果胶的提取工艺条件探究[J].安徽农业科学,2014(35):12667-12669. |
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| 作者姓名： | 李亚铎 俞剑 王午海 裘超 张广宏 |
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| 作者单位： | 宁夏师范学院化学与化学工程学院,宁夏固原,756000 |
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| 基金项目： | 宁夏回族自治区自治区级大学生创新性实验计划 |
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| 摘 要： | 目的]优化向日葵盘中果胶的提取工艺.方法]采用酸提取、乙醇沉淀的方法对影响向日葵盘中果胶提取率的条件进行了分析研究.结果]试验表明,向日葵盘中果胶提取的最优工艺条件为：提取时间2h、提取温度为85℃、浓缩温度为70℃、提取液pH为1.5、乙醇用量为65ml时提取率最高,在此条件下果胶的提取率可达16％.结论]试验确定的果胶提取工艺条件是可行的,果胶质量符合相关要求.
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| 关 键 词： | 向日葵盘 果胶 提取率 |
Study on Extraction Conditions of Pectin from Sunflower Head |
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| LI Ya-duo
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YU Jian
,
WANG Wu-hai
,
QIU Chao
,
ZHANG Guang-hong.Study on Extraction Conditions of Pectin from Sunflower Head[J].Journal of Anhui Agricultural Sciences,2014(35):12667-12669. |
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| Authors: | LI Ya-duo YU Jian WANG Wu-hai QIU Chao ZHANG Guang-hong |
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| Institution: | et al ( School of Chemistry and Chemical Engineering, Ningxia Normal U- niversity, Guyuan, Ningxia 756000) |
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| Abstract: | Objective] To optimize extraction conditions of pectin from sunflower head.Method] By using acid extraction and ethanol precipitation,conditions influencing pectin extraction rate from sunflower head were studied.Result] The experiment showed that,the optimal conditions are：extraction time 2 h,extraction temperature 85 ℃,condensation temperature 70 ℃,extract liquid pH 1.5,ethanol 65 ml,the extraction rate is the highest,up to 16％.Conclusion] The obtained pectin extraction conditions are feasible,pectin quality meets the relevant requirements. |
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| Keywords: | Sunflower head Pectin Extraction rate |
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