GB/T 6324.8-2014 Test methods of organic chemical products.Part 8: Determination of water of liquid products.Carl · fischer coulometric method (English Version)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 6324.8-2014
Scope
This part of GB/T 6324 specifies a test method for the determination of moisture in most liquid organic chemical products - the Karl Fischer coulometric method. This section applies to the determination of the mass fraction of water in the product between 0 and 2.0%. This section does not apply to the determination of moisture in samples that can react with the main components of the Karl Fischer reagent and generate water and samples that can reduce iodine or oxidize iodide. In some cases, the specimens require pretreatment measures, which are specified in the corresponding product standard.