Transmitted light pH optode for small sample volumes

An innovative concept of a low-cost pH optode with working volumes of less than 150 µL is presented. The pH monitoring is based on the color changing effect of pH indicators. The optode includes an RGB color sensor patch TCS34725 from Adafruit, a controllable LED and reactor slides and is addres...

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Bibliographic Details
Main Authors: C. Rogge, S. Zinn, P. Prosposito, R. Francini, A. H. Foitzik
Format: Article
Language:English
Published: Copernicus Publications 2017-10-01
Series:Journal of Sensors and Sensor Systems
Online Access:https://www.j-sens-sens-syst.net/6/351/2017/jsss-6-351-2017.pdf