Table of Contents

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Requirement
6 Reagents
7 Apparatus
8 Occupational exposure assessment
9 Sampling
10 Analysis
11 Expression of results
12 Method performance
13 Test report
Annex A (informative) - Temperature and pressure correction
Annex B (normative) - Filter materials
Bibliography

Abstract

Describes a method for the determination of the time-weighted average mass concentration of hydrogen chloride (HCl) gas and hydrochloric acid mist, hydrogen bromide (HBr) vapour and hydrobromic acid mist and nitric acid (HNO[3]) vapour and mist in workplace air by collection on an alkali-impregnated quartz fibre filter and analysis by ion chromatography.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Organization for Standardization
Pages
ISBN
Committee	TC 146
Supersedes	ISO/DIS 21438-2 : 60.00 (2009)