Colorimetric Detection of Mercury in Aqueous Media Based on Reaction with Dithizone

Conference paper
Part of the IFIP Advances in Information and Communication Technology book series (IFIPAICT, volume 479)

Abstract

This study investigates the colorimetric reaction between dithizone and mercury in aqueous media which generate the orange Hg-dithizone complexes extracted by chloroform. Then combining with spectral analysis, the UV-vis spectral data of the complexes are obtained to build a forecast model. By means of the multiple linear regression model with SG smoothing method, RPD (Residual Predictive Deviation) of 3.2461 is reached with the detection limit of 0.1129 ug/L. This colorimetric method was found to be rapid, simple and sensitive for the detection of mercury in aqueous medium.

Keywords

Mercury Dithizone Colorimetry Spectroscopy 

Notes

Acknowledgment

Fund for this research is provided by the Public Service Sectors (Agriculture) Research and Special Funds for Modern Fishing Digital and Physical Networking Technology Integration and Demonstration (No. 201203017).

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Copyright information

© IFIP International Federation for Information Processing 2016

Authors and Affiliations

  1. 1.College of Information and Electrical EngineeringChina Agricultural UniversityBeijingChina
  2. 2.Key Laboratory of Modern Precision Agriculture System Integration ResearchMinistry of EducationBeijingChina
  3. 3.Key Laboratory of Agricultural Information Acquisition TechnologyMinistry of AgricultureBeijingChina

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