13/30266220 DC : 0
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
BS ISO 8672 - AIR QUALITY - DETERMINATION OF THE NUMBER CONCENTRATION OF AIRBORNE INORGANIC FIBRES BY PHASE CONTRAST OPTICAL MICROSCOPY - MEMBRANE FILTER METHOD
Hardcopy , PDF
31-05-2015
English
Foreword
Introduction
1 Scope
2 Normative references
3 General method description
4 Sampling apparatus and technique
5 Evaluation
6 Sources of errors and uncertainty
7 Test report
Annex A (normative) - Slide mounting: acetone-triacetin
procedure
Annex B (normative) - Permanent slide preparation: dimethyl
formamide 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
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