BS 3406-6:1985
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Methods for determination of particle size distribution Recommendations for centrifugal liquid sedimentation methods for powders and suspensions
Hardcopy , PDF
19-08-2002
English
29-03-1985
Important note : Users cannot be edited or removed once added to your Multi user PDF.
Foreword
Committees responsible
Methods
Section one. General
1. Scope
2. Definitions
3. Principles
4. Calculation
5. Size limits
6. Concentration effects
7. Suspension and dispersion
8. Tests in duplicate
9. Report
Section two. The X-ray centrifuge method
10. Principle
11. Apparatus
12. Preparation
13. Procedure
14. Calculation of results
15. Tests in duplicate
16. Report
17. Worked example
Section three. The pipette centrifuge method
18. Principle
19. Apparatus
20. Preparation
21. Procedure
22. Calculation of results
23. Evaluation of results
24. Worked example
Section four. The photocentrifuge method
25. Principle
26. Apparatus
27. Preparation
28. Procedure
29. Calculation of results
30. Worked examples
Section five. The decantation centrifuge method
31. Principle
32. Apparatus
33. Preparation
34. Procedure
35. Sample analysis
36. Worked example
Appendices
A. Liquid suspending media
B. Bibliography
Tables
1. F values for X-ray centrifuge
2. X-ray centrifuge analysis
3. F values for pipette centrifuge in terms of
experimental C values
4. Diameter ratios for pipette centrifuge
5. Pipette centrifuge analysis
6. Photocentrifuge: experimental data for line start
method
7. Photocentrifuge: experimental data for homogeneous
method assuming constant extinction coefficient
8. Calculation of apparent cumulative mass % undersize
data from optical density dt curve (assuming
constant extinction and shape coefficients)
9. Decantation centrifuge: programme
10. Decantation centrifuge: results
11. Suspending liquids and dispersing agents
Figures
1. The X-ray centrifuge
2. The pipette centrifuge
3. Schematic diagram of photocentrifuge
4. Typical photocentrifuge recorder trace for line
start method
5. Typical photocentrifuge recorder trace for
homogeneous method
6. Graph of log (10) (lo/lt) vs dt
7. Plan view of disc profile
8. Disc and probe relationship during sampling
Describes 4 centrifugal liquid sedimentation methods for the determination of the particle size distribution of powders and suspensions, particularly those with a maximum size of 5 μm.
| Committee |
LBI/37
|
| DevelopmentNote |
Supersedes 83/78811 DC. (07/2005)
|
| DocumentType |
Standard
|
| Pages |
44
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| UNE-HD 624-2:1995 | Identical |
| BS 3406-7:1988 | Methods for determination of particle size distribution Recommendations for single particle light interaction methods |
| BS 3406-4:1993 | Methods for determination of particle size distribution Guide to microscope and image analysis methods |
| BS 3406-2:1984 | Methods for determination of particle size distribution Recommendations for gravitational liquid sedimentation methods for powders and suspensions |
| 03/314397 DC : DRAFT SEP 2003 | ISO 13322-1 - PARTICLE SIZE ANALYSIS - IMAGE ANALYSIS METHODS - PART 1: STATIC IMAGE ANALYSIS METHODS |
| BS 733(1965) : LATEST | |
| BS 2474:1983 | Recommendations for names for chemicals used in industry |
| BS 2955:1958 | Glossary of terms relating to powders |
| BS 3406-1:1961 | Methods for determination of particle size distribution Sub-division of gross sample down to 0.2 ml |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.