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AS 2985-2009

[Current]

Workplace atmospheres — Method for sampling and gravimetric determination of respirable dust

Specifies a gravimetric method for determination of respirable dust.
Published: 02/11/2009
Pages: 15
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Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
Foreword
1 Scope
2 Objective
3 Referenced documents
4 Definitions
5 Principle
6 Apparatus
6.1 Sampling systems
6.2 Sampling device
6.3 Filter
6.4 Sampling pumps
6.5 Secondary flowmeter
6.6 Timing device
6.7 Microbalance
6.7.1 General
6.7.2 Microbalance calibration
6.8 Static eliminator
7 Flow rate determination
8 Procedure
8.1 Routine weighing checks
8.2 Filter pre-weighing
8.3 Sampling
8.4 Transporting filters after sampling
8.5 Weighing filters after sampling
9 Calculations
10 Expression of uncertainty in measurement
11 Limit of reporting
12 Reporting of results
12.1 Gravimetric report
12.2 Concentration report
Appendix A
Appendix B
B1 Scope
B2 Apparatus
B2.1 General
B2.2 Primary flowmeter
B2.3 Battery pack
B2.4 Sampling train
B2.5 Timing device
B3 Procedure
B4 Calibration record
Cited references in this standard
[Current]
Air quality — Guidelines for estimating measurement uncertainty
[Current]
Workplace atmospheres — Controlling and characterizing uncertainty in weighing collected aerosols
[Current]
Air quality — Particle size fraction definitions for health-related sampling
[Superseded]
Electrical apparatus for use in the presence of combustible dust, Part 3: Classification of areas where combustible dusts are or may be present
[Current]
Explosive atmospheres, Part 11: Equipment protection by intrinsic safety 'i'
Content history
[Superseded]
DR AS 2985