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ISO 23920:2020

Cigarettes -- Determination of ammonia in cigarette mainstream smoke with an intense smoking regime using ion chromatography

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Kehtiv alates 30.06.2020
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30.06.2020
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This document specifies a method for the quantification of ammonia by ion chromatography in mainstream smoke using ISO 20778 smoking parameters. This method is applicable to an ammonia yield of about 10 �g/cigarette to 40 �g/cigarette. It is not applicable for the determination of ammonia in dark-air cured cigarettes.
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