Chlorine dioxide monitor based on ion mobility spectrometry with selective dopant chemistry

作者: Richard C. Getz , Allan T. Bacon

DOI:

关键词: Amine gas treatingChlorineChlorine dioxideAnalytical chemistryChemistryMethylamineInorganic chemistryIon-mobility spectrometryMembrane filterDopant

摘要: An improved ion mobility spectrometer (IMS) and method for operating the same which enables analysis of chlorine dioxide in a mixture gases also includes interferant chlorine. A controlled concentration an amine such as methylamine is added to air carrier gas stream prior application stream. The suppresses peak, thereby improving specificity IMS dioxide. present invention membrane filter pre-filtering chlorine, software algorithm accommodating peak drift.

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