BS ISO 8672:2014
Current
The latest, up-to-date edition.
Air quality. Determination of the number concentration of airborne inorganic fibres by phase contrast optical microscopy. Membrane filter method
Hardcopy , PDF
English
31-05-2015
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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
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.
| Committee |
EH/2/2
|
| DevelopmentNote |
Supersedes 13/30266220 DC. (05/2015)
|
| DocumentType |
Standard
|
| Pages |
42
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This International Standard specifies 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 given in 6.5.4.
| Standards | Relationship |
| ISO 8672:2014 | Identical |
| ISO 13137:2013 | Workplace atmospheres — Pumps for personal sampling of chemical and biological agents — Requirements and test methods |
| ASTM D 7200 : 2012 : REDLINE | Standard Practice for Sampling and Counting Airborne Fibers, Including Asbestos Fibers, in Mines and Quarries, by Phase Contrast Microscopy and Transmission Electron Microscopy |
| EN 1540:2011 | Workplace exposure - Terminology |
| ISO/IEC Guide 98-3:2008 | Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995) |
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