BS 4432-4:1980
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by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 determining optical properties of pulp, paper and board Measurement of diffuse blue reflectance factor (ISO brightness) of pulps
Hardcopy , PDF
07-15-2000
English
03-31-1980
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National foreword
Cooperating organizations
Method
0. Introduction
1. Scope and field of application
2. References
3. Definitions
4. Reagents and auxiliary materials
5. Apparatus
6. Sampling
7. Preparation of test sheets
8. Procedure
7. Expression of results
10. Precision
11. Test report
Annex
General information on ISO brightness and reflectance
factor standards for papers, boards and pulps
Bibliography
Applicable to all wood pulps and to most other types of pulp but not to pulps that contain added fluorescent materials.
| Committee |
W/-
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| ISO 3688:1999 | Identical |
| BS 6095:1981 | Methods for determination of the physical properties of laboratory sheets made from pulps |
| BS 4432-1:1995 | Methods for determining optical properties of pulp, paper and board Measurement of diffuse reflectance factor of paper, board and pulps |
| BS 5916(1989) : AMD 7808 | SPECIFICATION FOR UNITS FOR EXPRESSING PROPERTIES OF PAPER BOARD AND PULPS |
| ISO 2469:2014 | Paper, board and pulps — Measurement of diffuse radiance factor (diffuse reflectance factor) |
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