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The Analysis of Dissolved Inorganic Carbon in Liquid Using a Microfluidic Conductivity Sensor with Membrane Separation of CO2

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Abstract

Microfluidic lab on chip for measuring dissolved inorganic carbon with application to ocean chemical analysis and depth profiles. Miniaturised system using membrane separation of CO2 and concentration determination by conductivity for consideration on ocean autonomous floats.

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Submitted RSC. version 1

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The analysis of dissolved inorganic carbon in liquid using a microfluidic conductivity sensor with membrane separation of CO2

M. Tweedie, D. Sun, D. R. Gajula, B. Ward, P. D. Maguire journal article

Microfluidics and Nanofluidics , Volume 24, Issue 5

Online publication date: Apr 25, 2020

Version History

Jul 11, 2019 Version 1

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The content is available under CC BY NC ND 4.0 License CreativeCommons.org

DOI

10.26434/chemrxiv.8852087.v1

Funding

Department of Employment and Learning, N. Ireland (US-IRL 013)

Science Foundation Ireland (09/US/I1758)

National Science Foundation (US) (NSF 0961250)

Invest N. Ireland (RD0714186)

Author’s competing interest statement

No conflict of interest

Keywords

Lab on chip

Microfluidics

dissolved inorganic carbon (DIC)

CO2

Ocean Chemistry

Ocean acidification

PDMS membrane

Conductivity

Argo float

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This content is an early or alternative research output and has not been peer-reviewed at the time of posting.