BS ISO 699:2015
Current
The latest, up-to-date edition.
Pulps. Determination of alkali resistance
Hardcopy , PDF
English
30-04-2015
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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