What question did this study set out to answer?

To assess the use of hydrophobic membrane filters and Quadrol-coated piezoelectric crystal detectors for measuring trace atmospheric sulfur dioxide without moisture interference.

January 1, 1975Environmental Letters

Measurement of SO2in Air Using Coated Piezoelectric Crystal Detectors

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Authors

KKK.H. KarmarkarS.N. Bose National Centre for Basic Sciences LWLurance M. WebberCalifornia Health and Human Services Agency GGG. G. GuilbaultUniversity of New Orleans

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Implication

Laboratory evaluation shows effective moisture reduction using hydrophobic filters during sulfur dioxide detection in air, highlighting improved sensor accuracy at parts-per-billion levels.

Key Points

To assess the use of hydrophobic membrane filters and Quadrol-coated piezoelectric crystal detectors for measuring trace atmospheric sulfur dioxide without moisture interference.
Coated piezoelectric crystal detectors with Quadrol within a continuous flow system.
Integrated hydrophobic membrane filters into the sampling pathway to selectively reduce ambient water vapor interference.
Hydrophobic membrane filters successfully mitigated interfering ambient moisture levels during gas sampling.
The Quadrol-coated piezoelectric crystal detection system reliably measured sulfur dioxide concentrations in air within the parts per billion range.

Cite This Study

Karmarkar et al. (1975) studied this question.

synapsesocial.com/papers/6a854f3d581d4f62e2d5955f https://doi.org/10.1080/00139307509437444

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Implication

Laboratory evaluation shows effective moisture reduction using hydrophobic filters during sulfur dioxide detection in air, highlighting improved sensor accuracy at parts-per-billion levels.

Measurement of SO2in Air Using Coated Piezoelectric Crystal Detectors

Discussion

Member takes

Implication

Key Points

Cite This Study

Measurement of SO2in Air Using Coated Piezoelectric Crystal Detectors

Discussion

Member takes

Implication

Key Points

Cite This Study

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