GB/T 23952-2009
Inorganic chemicals for industrial use.General method for the determination of total nitrogen content.Distillation-acid-base titrations method (English Version)
- Standard No.
- GB/T 23952-2009
- 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
- Latest
- GB/T 23952-2009
- Scope
- This standard specifies the general method for the determination of total nitrogen content (nitrate nitrogen, ammonium nitrogen) in inorganic chemical products - method tips, safety tips, general regulations, reagents, instruments, equipment, analysis steps for distillation-acid-base titration and result calculations. This standard is applicable to the determination of total nitrogen content in inorganic chemical products. This method is applicable to the determination of constant and semi-trace nitrogen in inorganic chemical products.
GB/T 23952-2009 Referenced Document
- GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods
- HG/T 3696.1 Inorganic chemicals for industrical use Preparations of standard and reagent solutions for chemical analysis.Part 1:Preparations of standard volumetric solutions *， 2011-12-20 Update
- HG/T 3696.3 Inorganic chemicals for industrical use.Preparations of standard and reagent solutions for chemical analysis.Part 3: Preparations of reagent solutions *， 2011-12-20 Update
GB/T 23952-2009 history
- 2009 GB/T 23952-2009 Inorganic chemicals for industrial use.General method for the determination of total nitrogen content.Distillation-acid-base titrations method
