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BS 4497:1969

Current

Current

The latest, up-to-date edition.

Recommendations for the detection and estimation of nitrogenous treating agents in paper

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

28-10-1969

Cooperating organizations
Foreword
Introduction
Recommendations
1. Scope
2. Qualitative tests
2.1 General
2.2 Dye staining method
2.3 Zanthydrol test for urea resins
2.4 Melamine picrate test for melamine resins
2.5 Tests for polyethylenimine
2.6 Epoxypolyamine resins
2.7 Formaldehyde tests
2.8 Protein tests
3. Quantitative estimation
3.1 Principle
3.2 Equipment
3.3 Sampling
3.4 Procedure
3.5 Reporting procedure
3.6 Test report

Describes the problems involved and gives qualitative and quantitative methods for use with certain agents used in paper treatment; applies only to substances that have a strong affinity for acid dyes.

These recommendations describe the problems of the detection and estimation of nitrogenous treating agents in paper, and describe both qualitative and quantitative methods for use with certain of these agents; the methods are confined to those substances that have a strong affinity for acid dyes.

Committee
PAI/11
DevelopmentNote
Supersedes 67/22978 DC. (08/2005) Reviewed and confirmed by BSI, December 2011. (11/2011)
DocumentType
Standard
Pages
18
PublisherName
British Standards Institution
Status
Current

BS 6410:1991 Methods of test for filter papers

BS 3431:1961 Method for the conditioning of paper and board

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$294.12
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