高等学校化学学报

高等学校化学学报 ›› 1999, Vol. 20 ›› Issue (S1): 515.

• Environmental Analysis • 上一篇    下一篇

A New Preconcentration Method of Trace Cr(Ⅳ) in Natural Water by Collection on an Organic Solvent-Soluble Membrane Filter

GAP Pi-Ying1, GU Xue-Xin2, ZHOU Tian-Ze2, GU Hong-Chen1   

  1. 1. Institute of Technical chemical & Physics, East China University of Science & Technology, Shanghai 200237, P. R. China;
    2. Department of Chemistry, Capital Normal University, Beijing 100037, P. R. China
  • 出版日期:1999-12-31 发布日期:1999-12-31

A New Preconcentration Method of Trace Cr(Ⅳ) in Natural Water by Collection on an Organic Solvent-Soluble Membrane Filter

GAP Pi-Ying1, GU Xue-Xin2, ZHOU Tian-Ze2, GU Hong-Chen1   

  1. 1. Institute of Technical chemical & Physics, East China University of Science & Technology, Shanghai 200237, P. R. China;
    2. Department of Chemistry, Capital Normal University, Beijing 100037, P. R. China
  • Online:1999-12-31 Published:1999-12-31

PDF (PC)

摘要：

The determination of trace amount of Cr(Ⅳ) has received considerable attention owing to concern with environmental pollution. The most commonly used reagent for spectrophotometric determination of Cr(Ⅳ) is diphenylcarbazide(DPC).

Abstract:

The determination of trace amount of Cr(Ⅳ) has received considerable attention owing to concern with environmental pollution. The most commonly used reagent for spectrophotometric determination of Cr(Ⅳ) is diphenylcarbazide(DPC).

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