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BS 4432-2:1980

BS 4432-2:1980

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 Measurement of diffuse blue reflectance factor (ISO brightness) of paper and board

Available format(s)

Hardcopy , PDF

Superseded date

15-02-2000

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
8 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
8
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

Standards Relationship
ISO 2470:1999 Identical

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 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)

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Hardcopy - English
PDF - English
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