ISO 23920:2020

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

Publication date: Jun 30, 2020

General information

Current stage: 90.20 Effective date: Apr 15, 2025

Originator: ISO

Owner: ISO/TC 126

Type: International Standard

ICS: 65.160

Languages: English

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Status: Published

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Scope

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 µg/cigarette to 40 µg/cigarette. It is not applicable for the determination of ammonia in dark-air cured cigarettes.

Life cycle

NOW

PUBLISHED
ISO 23920:2020
90.20 Standard under periodical review
Apr 15, 2025

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