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author:

谢发之 (谢发之.) [1] | 谢增鸿 (谢增鸿.) [2] (Scholars:谢增鸿) | 叶芳贵 (叶芳贵.) [3]

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Abstract:

设计了一种手动控制进样速度的快速分离富集Pb2+离子的分离器,分离器由5 mL一次性注射器、接口和微分离富集柱组成. 微柱填充以巯基葡聚糖凝胶来分离富集Pb2+离子时,5 mL样品溶液(pH=3.30)30 s左右注射过柱,5 mL 2 mol/L的HCl溶液以相同的流速注射洗脱,铅的平均回收率可以达到96.95%,RSD=3.33%(n=22),预富集因子约为200,可以实现大体积样品溶液中痕量Pb2+离子的快速分离与富集.

Keyword:

分离器 分离富集

Community:

  • [ 1 ] [谢发之]福州大学
  • [ 2 ] [谢增鸿]福州大学
  • [ 3 ] [叶芳贵]福州大学

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Source :

应用化学

ISSN: 1000-0518

CN: 22-1128/O6

Year: 2004

Issue: 12

Volume: 21

Page: 1273-1276

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: 3

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