| 软儿梨中氨基酸的提取及总氨基酸的定量分析 |
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| 引用本文： | 王虹,任世霞,王永宁.软儿梨中氨基酸的提取及总氨基酸的定量分析[J].北方园艺,2011(8):55-56. |
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| 作者姓名： | 王虹 任世霞 王永宁 |
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| 作者单位： | 青海师范大学,化学系,青海,西宁,810008;青海大学,化工学院,青海,西宁,810016;青海师范大学,化学系,青海,西宁,810008 |
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| 摘 要： | 以青海产软儿梨为原料,以70%乙醇回流提取总氨基酸2h,采用甲醛滴定法测定总氨基酸的含量。结果表明:软儿梨中总氨基酸的含量为1.84%,标准偏差为0.244。
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| 关 键 词： | 软儿梨 氨基酸 甲醛滴定法 定量分析 |
Extraction of Amino Acid and Quantitative Analysis of Total Amino Acid in'Qinghai'Soft Pear |
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| WANG Hong,REN Shi-xia,WANG Yong-ning.Extraction of Amino Acid and Quantitative Analysis of Total Amino Acid in''Qinghai''Soft Pear[J].Northern Horticulture,2011(8):55-56. |
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| Authors: | WANG Hong REN Shi-xia WANG Yong-ning |
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| Institution: | WANG Hong~(1,2),REN Shi-xia~1,WANG Yong-ning~1 (1.Chemistry Department,Qinghai Normal University,Xining,Qinghai 810008,2.College of Chemical Engineering,Qinghai University,Qinghai 810016) |
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| Abstract: | In this paper,the free amino acids and mixed amino acids were extracted from soft pear which used as raw materials,the free amino acids were extracted by 70%alcohol reflux and aether extraction.Total amino acid was determined by formol titration method.The results showed that total amino acid content of the soft pear was 1.84%, relative standard deviation was 0.244. |
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| Keywords: | soft pear amino acid formol titration method quantitative analysis |
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