BS 4432-3:1980
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Methods for determining optical properties of pulp, paper and board Determination of opacity (paper backing) of paper and board by the diffuse reflectance method
Hardcopy , PDF
11-15-1998
English
06-30-1980
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National foreword
Cooperating organizations
Method
0. Introduction
1. Scope and field of application
2. Definitions
3. Apparatus
4. Sampling
5. Preparation of test pieces
6. Procedure
7. Expression of results
10. Test report
Annex
General information on ISO brightness and reflectance
factor standards for papers, boards and pulps
Bibliography
Applies to white or near-white papers and boards. Those treated with a fluorescent dyestuff or exhibiting significant fluorescence may be measured, but the agreement between values obtained with different instruments may be unsatisfactory and the meaning of the results may be difficult to assess.
| Committee |
W/-
|
| DocumentType |
Standard
|
| Pages |
12
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ISO 2471:2008 | Similar to |
| 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 4657:1990 | Method for determining the resolution obtained in microcopying |
| BS 6616:1986 | Specification for paper and print for optical character recognition (OCR) |
| BS 4448:1988 | Specification for school exercise books and papers |
| BS 7344:1990 | Specification for reeled low density polyethylene film for general purpose application |
| BS 3203:1979 | Glossary of paper, board, pulp and related terms |
| BS 5916(1989) : AMD 7808 | SPECIFICATION FOR UNITS FOR EXPRESSING PROPERTIES OF PAPER BOARD AND PULPS |
| ISO 2471:2008 | Paper and board — Determination of opacity (paper backing) — Diffuse reflectance method |
| ISO 2469:2014 | Paper, board and pulps — Measurement of diffuse radiance factor (diffuse reflectance factor) |
| ISO 3688:1999 | Pulps — Preparation of laboratory sheets for the measurement of diffuse blue reflectance factor (ISO brightness) |
| ISO 2470:1999 | Paper, board and pulps Measurement of diffuse blue reflectance factor (ISO brightness) |
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