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author:

吴晓苹 (吴晓苹.) [1] | 卢杰山 (卢杰山.) [2] | 陈红青 (陈红青.) [3] (Scholars:陈红青)

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Abstract:

在pH 5.0的Britton-Robinson缓冲溶液中,马兜铃酸在玻碳电极上产生不可逆的还原波(Vc,p=-0.51 V vs.Ag/AgCl),具有吸附控制特性.利用马兜铃酸的电化学还原性质建立微分脉冲伏安法测定体系.马兜铃酸浓度在8.0×10-7~6.0×10-6 mol/L范围内与还原峰电流呈良好的线性关系,检出限达1.6×10-8mol/L.测定方法简便灵敏,应用于关木通中马兜铃酸总酸含量的快速测定,结果令人满意.

Keyword:

关木通 微分脉冲伏安法 马兜铃酸

Community:

  • [ 1 ] [吴晓苹]福州大学
  • [ 2 ] [卢杰山]福州大学
  • [ 3 ] [陈红青]福州大学

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Source :

分析测试学报

ISSN: 1004-4957

CN: 44-1318/TH

Year: 2007

Issue: 5

Volume: 26

Page: 736-738,741

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 2

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