Fibre furnish analysis of paper, board and pulps Method of test by Lofton-Merritt stain (Wisbar modification)

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

28-06-1991

Publisher

British Standards Institution

Committees responsible
National foreword
Method
1 Scope
2 Normative reference
3 Principle
4 Reagents
5 Procedure
6 Expression of results and test report
Annex
A Bibliography
Table
1 Colour chart for Lofton-Merritt stain

Describes the preparation, use and colour reactions of Lofton-Merritt stain in fibre furnish analysis. Used in conjunction and, if necessary, with other staining tests defined. Applicable to the qualitative and quantitative differentiation of unbleached and bleached softwood chemical pulps, unbleached kraft and sulfite in softwood pulps, and unbleached semi-chemical kraft and sulfite pulps. Covers normative reference, principle, reagents, procedure, expression of results and test report as well as a bibliography and colour chart for Lofton-Merritt stain.

This part of ISO 9184 specifies the preparation, use and colour reactions of Lofton-Merritt stain in fibre furnish analysis. It should be used in conjunction with ISO 9184-1 and, if necessary, with other staining tests defined in ISO 9184-2.

The Lofton-Merritt staining test is applicable to the qualitative and quantitative differentiation of the following pulps:

unbleached and bleached softwood chemical pulps;
unbleached kraft and sulfite in softwood pulps;
unbleached semi-chemical kraft and sulfite pulps.

Committee	PAI/11
DevelopmentNote	Also numbered as ISO 9184-5 Supersedes 88/45953 DC (10/2005) Reviewed and confirmed by BSI, June 2016. (06/2016)
DocumentType	Standard
Pages	10
PublisherName	British Standards Institution
Status	Current

BS 7463-2:1991

Fibre furnish analysis of paper, board and pulps Guide to staining

ISO 9184-2:1990	Paper, board and pulps Fibre furnish analysis Part 2: Staining guide
BS 7463-1:1991	Fibre furnish analysis of paper, board and pulps General method

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BS 7463-5:1991

Fibre furnish analysis of paper, board and pulps Method of test by Lofton-Merritt stain (Wisbar modification)

Table of Contents

Abstract

Scope

General Product Information

Standards Referenced By This Book

Standards Referencing This Book

Category

Subcategory