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Advantages of Methanal solution gas detection tubes

Advantages of Methanal solution gas detection tubes

Air samples are collected by drawing known volumes of air through sampling tubes containing XAD-2 adsorbent which has been coated with 2-(hydroxymethyl)piperidine. The samples are desorbed with toluene and then analyzed by gas chromatography using a nitrogen selective detector. Recommended air volumes and sampling rates: Acrolein (TWA):

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