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BS 4497:1969
Current
The latest, up-to-date edition.
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Recommendations for the detection and estimation of nitrogenous treating agents in paper
Hardcopy , PDF
English
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
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