Preparation and Optimization of Optical pH Sensor Based on Sol-Gel
Making use of the sol-gel technique, an optical pH sensor was prepared, which was made from an organic carrier with four indictors including congo red, bromophenol blue, cresol red, and chlorophenol red, cross-linked by tetraethyl orthosilicate (TEOS) and cellulose acetate. The actual detection rang...
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
MDPI AG
2018-09-01
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Series: | Sensors |
Subjects: | |
Online Access: | http://www.mdpi.com/1424-8220/18/10/3195 |