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A colorimetric sensor system for volatile organic compounds (VOCs) has been developed. By using polydiacetylene-encapsulated electrospun fiber mats, common organic solvents, such as chloroform, tetrahydrofuran (THF), ethyl acetate (EA), and hexane can be differentially detected on the basis of color patterns that are produced.
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Yoon et al. (2007) studied this question.
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