What is ISO 23919 about?
ISO 23919 is a standard that covers the ion chromatography test method for cigarettes that enables accurate determination of ammonia in cigarettes and regulate its content.
ISO 23919 specifies a method for the quantification of ammonia by ion chromatography in mainstream smoke using ISO 3308 smoking parameters.
ISO 23919 is applicable to cigarettes with ammonia yields between 1 μg/cigarette and 30 μg/cigarette.
Note: ISO 23919 does not apply to -