ISO 9455-9:2020
Soft soldering fluxes — Test methods — Part 9: Determination of ammonia content
This document specifies a distillation method for the determination of the ammonia content of solid, paste or liquid fluxes. The method is applicable to fluxes of class 311 and 321 only, as defined in ISO 9454‑1.
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Foreword
1 Scope
2 Normative reference
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Procedure
7.1 General
7.2 Preparation of flux test solution
7.2.1 Solid fluxes
7.2.2 Paste fluxes
7.2.3 Liquid fluxes
7.3 Determinations
8 Calculation of results
8.1 Solid or paste flux samples
8.2 Liquid flux samples
9 Precision
9.1 General
9.2 Precision data
10 Test report
Bibliography
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Foreword
1 Scope
2 Normative reference
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Procedure
7.1 General
7.2 Preparation of flux test solution
7.2.1 Solid fluxes
7.2.2 Paste fluxes
7.2.3 Liquid fluxes
7.3 Determinations
8 Calculation of results
8.1 Solid or paste flux samples
8.2 Liquid flux samples
9 Precision
9.1 General
9.2 Precision data
10 Test report
Bibliography