Application of pH dyes for ammonia sensing by portable analyzer

Sergei P. Golubkov; Nikolai A. Vasilenko; Radislav A. Potyrailo; Valerii S. Kovtun; Pavel S. Borsuk

doi:10.1117/12.59350

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1 May 1992 Application of pH dyes for ammonia sensing by portable analyzer

Sergei P. Golubkov, Nikolai A. Vasilenko, Radislav A. Potyrailo, Valerii S. Kovtun, Pavel S. Borsuk

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Proceedings Volume 1637, Environmental and Process Monitoring Technologies; (1992) https://doi.org/10.1117/12.59350
Event: OE/LASE '92, 1992, Los Angeles, CA, United States

Abstract

A portable device is described, which continuously measures ammonia gas concentrations. The detection is based on reversible changes in the optical transmittance of a dye-film coated on a glass support. The design of the analyzer is presented and response characteristics are discussed.

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Sergei P. Golubkov, Nikolai A. Vasilenko, Radislav A. Potyrailo, Valerii S. Kovtun, and Pavel S. Borsuk "Application of pH dyes for ammonia sensing by portable analyzer", Proc. SPIE 1637, Environmental and Process Monitoring Technologies, (1 May 1992); https://doi.org/10.1117/12.59350

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