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BS ISO 699:2015

Current

Current

The latest, up-to-date edition.

Pulps. Determination of alkali resistance

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

30-04-2015

€165.94
Excluding VAT

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Preparation of the test sample
8 Procedure
9 Expression of results
10 Test report
Bibliography

Defines a method for the determination of the alkali-insoluble fraction of pulps using sodium hydroxide solution of fixed concentration.

Committee
PAI/11
DevelopmentNote
Supersedes BS 4499(1984). (04/2015)
DocumentType
Standard
Pages
16
PublisherName
British Standards Institution
Status
Current
Supersedes

This International Standard specifies a method for the determination of the alkali-insoluble fraction of pulps using sodium hydroxide solution of fixed concentration. The sodium hydroxide concentrations most frequently used are 18, 10, and 5% (m/m).

The method is applicable to all kinds of pulp.

Standards Relationship
ISO 699:2015 Identical

ISO 4793:1980 Laboratory sintered (fritted) filters — Porosity grading, classification and designation
ISO 638:2008 Paper, board and pulps Determination of dry matter content Oven-drying method
ISO 692:1982 Pulps Determination of alkali solubility

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