Surfactant Sensors in Biotechnology; Part 1 – Electrochemical Sensors

Autor: Milan Sak-Bosnar, Zorana Grabarić, Božidar S. Grabarić
Jazyk: angličtina
Rok vydání: 2004
Předmět:
Zdroj: Food Technology and Biotechnology, Vol 42, Iss 3, Pp 197-206 (2004)
Druh dokumentu: article
ISSN: 1330-9862
1334-2606
Popis: An overview on electrochemical surfactant sensors is given with special attention to papers published since 1993. The importance of surfactants in modern biotechnology is stressed out. Electrochemical sensors are usually divided according to the measured physical quantity to potentiometric, amperometric, conductometric and impedimetric surfactant sensors. The last ones are very few. Potentiometric surfactant sensors are the most numerous due to their simplicity and versatility. They can be used either as end-point titration sensors or as direct EMF measurement sensors, in batch or flow-through mode. Some amperometric surfactant sensors are true biosensors that use microorganisms or living cells.
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