An array sensor consisting of a single indicator with multiple concentrations and its application in ion discrimination

Hui Li; Mingyan Jia; Jon R Askim; Yu Zhang; Chunfeng Duan; Yafeng Guan; Liang Feng

doi:10.1039/c4cc07503j

An array sensor consisting of a single indicator with multiple concentrations and its application in ion discrimination

Chem Commun (Camb). 2014 Dec 18;50(97):15389-92. doi: 10.1039/c4cc07503j. Epub 2014 Oct 28.

Authors

Hui Li¹, Mingyan Jia, Jon R Askim, Yu Zhang, Chunfeng Duan, Yafeng Guan, Liang Feng

Affiliation

¹ Key Lab of Separation Science for Analytical Chemistry, Dalian Institute of Chemical Physics, CAS, Dalian, Liaoning 116023, P. R. China. fengl@dicp.ac.cn.

PMID: 25350153
DOI: 10.1039/c4cc07503j

Abstract

Optical sensor arrays typically require a large set of chemically responsive colorants to enhance discrimination capability. Conversely, we have proven that by using multiple concentrations of one indicator, the discrimination of various analytes could be realized.

Publication types

Research Support, Non-U.S. Gov't

MeSH terms

Azo Compounds / chemistry*
Chelating Agents / chemistry
Color
Colorimetry
Metals, Heavy / chemistry*
Naphthols / chemistry*
Optical Phenomena
Phosphates / chemistry
Sulfates / chemistry
Water Pollutants / chemistry*

Substances

Azo Compounds
Chelating Agents
Metals, Heavy
Naphthols
Phosphates
Sulfates
Water Pollutants
1-(2-pyridylazo)-2-naphthol