GB/T 23948-2009
Inorganic chemicals for industrial use.General method for the determination of water insoluble matter (English Version)
- Standard No.
- GB/T 23948-2009
- Language
- Chinese, Available in English version
- Release Date
- 2009
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2024-06
- Replace By
- GB/T 23948-2023
- Latest
- GB/T 23948-2023
- Scope
- This standard specifies the method summary, reagents and materials, instruments and equipment, analysis steps and result calculation of general methods for the determination of water-insoluble content in inorganic chemical products. This standard is applicable to the determination of water-insoluble content in inorganic chemical products, and the glass sand crucible method specified in this standard is applicable to the determination of non-alkaline substance water-insoluble. When using this standard to measure water-insoluble matter, the amount of insoluble matter calculated according to the sampling amount and specification value must be less than 1 mg.
GB/T 23948-2009 Referenced Document
- GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods
GB/T 23948-2009 history
- 2023 GB/T 23948-2023 General method for determination of water-insoluble matter in inorganic chemical products
- 2009 GB/T 23948-2009 Inorganic chemicals for industrial use.General method for the determination of water insoluble matter
