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ISO 23920:2020
M00002437
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ISO 23920:2020 Cigarettes - Determination of ammonia in cigarette mainstream smoke with an intense smoking regime using ion chromatography
standard by International Organization for Standardization, 07/01/2020
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Full Description
ISO 23920:2020 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.