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author:

连惠婷 (连惠婷.) [1] | 孙向英 (孙向英.) [2] | 徐金瑞 (徐金瑞.) [3] | 王文继 (王文继.) [4]

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CQVIP PKU CSCD

Abstract:

以共价键合的方法将壳聚糖修饰到玻碳电极上制成了pH传感器,探讨了该传感器的性能及作用机理.结果表明该传感器在pH 0.7~11.0的范围内电极电势与pH符合Nernst响应,斜率为58.3 mV/pH,可准确测定较高酸度溶液的pH,克服了玻璃pH传感器的"酸误差"的缺点.该传感器内阻小,易微型化,在一定的pH范围内对温度不敏感且具有较好的准确度和重现性,较快的响应速度.可用于雨水和饮料等实际样品溶液的pH的测定.

Keyword:

pH传感器 共价键合 壳聚糖 性能

Community:

  • [ 1 ] [连惠婷]华侨大学
  • [ 2 ] [孙向英]华侨大学
  • [ 3 ] [徐金瑞]华侨大学
  • [ 4 ] [王文继]福州大学

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Source :

分析试验室

ISSN: 1000-0720

CN: 11-2017/TF

Year: 2007

Issue: 4

Volume: 26

Page: 100-103

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 5

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