GB/T 23940-2009
Analytical methods of persulfate products for industrial use (English Version)
- Standard No.
- GB/T 23940-2009
- 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
- 2022-03
- Replace By
- GB/T 23940-2021
- Latest
- GB/T 23940-2021
- Scope
- This standard specifies the safety tips, general provisions, persulfate content, pH value, iron content, chloride content, moisture, manganese content, heavy metal content, ammonium salt content, ignition residue content and water insoluble for industrial persulfate products. Analytical method of substance content. This standard applies to industrial persulfate products, including ammonium persulfate, potassium persulfate, sodium persulfate, etc.
GB/T 23940-2009 Referenced Document
- GB/T 3049-2006 Chemical products for industrial use. General method for determination of iron content 1, 10 Phenanthroline spectrophotometric method
- GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods
- GB/T 9724 Chemical reagent.General rule for the determination of pH
- 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 3696.2 Inorganic chemicals for industrical use.Preparations of standard and reagent solutions for chemical analysis.Part 2: Preparations of standard solutions for impurity *， 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 23940-2009 history
- 2021 GB/T 23940-2021 Analytical methods of persulfate products for industrial use
- 2009 GB/T 23940-2009 Analytical methods of persulfate products for industrial use
