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  • BS 4432-4:1980

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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

    Available format(s):  Hardcopy, PDF

    Superseded date:  15-07-2000

    Language(s):  English

    Published date:  31-03-1980

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    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

    Abstract - (Show below) - (Hide below)

    Applicable to all wood pulps and to most other types of pulp but not to pulps that contain added fluorescent materials.

    General Product Information - (Show below) - (Hide below)

    Committee W/-
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By

    Standards Referenced By This Book - (Show below) - (Hide below)

    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

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 2469:2014 Paper, board and pulps — Measurement of diffuse radiance factor (diffuse reflectance factor)
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