Table of Contents

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 General method description
5 Sampling
6 Evaluation
7 Sources of errors and uncertainty
8 Test report
Annex A (informative) - Slide mounting: acetone-triacetin
        procedure
Annex B (informative) - Permanent slide preparation: dimethyl
        formamide - Euparal procedure
Annex C (normative) - Eyepiece graticule
Annex D (informative) - Measurement of exposed filter area
Annex E (informative) - Microscope adjustment procedure
Annex F (informative) - Sources
Bibliography

Abstract

Describes the determination of the number concentration of airborne inorganic fibres by phase contrast optical microscopy using the membrane filter method in workplace atmospheres, as defined by the counting criteria.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Organization for Standardization
Pages
ISBN
Committee	TC 146
Supersedes	ISO/DIS 8672 : 60.00 (2014)