Membrane inlet ion mobility spectrometry
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Tapio Kotiaho; Frants R. Lauritsen; Hans Degn; Heikki Paakkanen
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Article
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1995
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Elsevier Science
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English
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A membrane inlet ion mobility spectrometric method was developed for on-line measurement of ethanol concentration in beer and in yeast fermentation. Main parts of the measurement system are an ion mobility spectrometer, M90, and a custom built membrane inlet. The M90 ion mobility spectrometer is uni