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BS 4432-3:1980

BS 4432-3:1980

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Methods for determining optical properties of pulp, paper and board Determination of opacity (paper backing) of paper and board by the diffuse reflectance method

Available format(s)

Hardcopy , PDF

Superseded date

15-11-1998

Language(s)

English

Published date

30-06-1980

Publisher

British Standards Institution

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Superseded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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Hardcopy - English
PDF - English
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