CSA Group Soft soldering fluxes - Test methods - Part 9: Determination of ammonia content ISO 9455-9:1993

Description
The principle of the method specified is to distil a prepared flux solution with sodium hydroxide to expel the ammonia present in the flux, to pass the resulting distillate into a standard sulfuric acid solution, to titrate the excess acid with sodium hydroxide solution and to calculate the ammonia content of the flux. Applies to fluxes of class 3.1.1 only, as defined in ISO 9454-1.
Description
The principle of the method specified is to distil a prepared flux solution with sodium hydroxide to expel the ammonia present in the flux, to pass the resulting distillate into a standard sulfuric acid solution, to titrate the excess acid with sodium hydroxide solution and to calculate the ammonia content of the flux. Applies to fluxes of class 3.1.1 only, as defined in ISO 9454-1.

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Soft soldering fluxes - Test methods - Part 9: Determination of ammonia content - ISO 9455-9:1993 - CSA Group
Toronto, Ontario, Canada
Soft soldering fluxes - Test methods - Part 9: Determination of ammonia content
ISO 9455-9:1993
Soft soldering fluxes - Test methods - Part 9: Determination of ammonia content ISO 9455-9:1993
The principle of the method specified is to distil a prepared flux solution with sodium hydroxide to expel the ammonia present in the flux, to pass the resulting distillate into a standard sulfuric acid solution, to titrate the excess acid with sodium hydroxide solution and to calculate the ammonia content of the flux. Applies to fluxes of class 3.1.1 only, as defined in ISO 9454-1.

The principle of the method specified is to distil a prepared flux solution with sodium hydroxide to expel the ammonia present in the flux, to pass the resulting distillate into a standard sulfuric acid solution, to titrate the excess acid with sodium hydroxide solution and to calculate the ammonia content of the flux. Applies to fluxes of class 3.1.1 only, as defined in ISO 9454-1.

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Technical Specifications

  CSA Group
Product Category Standards and Technical Documents
Product Number ISO 9455-9:1993
Product Name Soft soldering fluxes - Test methods - Part 9: Determination of ammonia content
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