Assay of ketones in ambient air

Chemistry: analytical and immunological testing – Oxygen containing – Carbonyl – ether – aldehyde or ketone containing

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436130, 436167, 422 60, 422 88, 7386321, G01N 2175, G01N 3122

Patent

active

047585218

ABSTRACT:
A method of assaying ketones in ambient air comprising contacting the air with beaded activated carbon followed by desorption with a solvent and analysis of the solvent solution for ketone content has been developed which provided superior results over prior art adsorbents, particularly when the sampling operation is conducted in the presence of humid air.

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