GB/T 23940-2021
Analytical methods of persulfate products for industrial use (English Version)
- Standard No.
- GB/T 23940-2021
- Language
- Chinese, Available in English version
- Release Date
- 2021
- Published By
- 国家市场监督管理总局、中国国家标准化管理委员会
- Latest
- GB/T 23940-2021
- Replace
- GB/T 23940-2009
- Scope
- This document specifies the general requirements for the analysis method of industrial persulfate products, persulfate content and active oxygen content, pH, iron content, oxide content, moisture, manganese content, heavy metal content, salt content, burning residual paint content analysis method. This document is applicable to industrial persulfate products, including industrial sodium persulfate, industrial potassium persulfate, industrial persulfate, etc.
GB/T 23940-2021 Referenced Document
- GB/T 23769 Inorganic chemical products.General method for the determination of pH values
- GB/T 3049 Chemical products for industrial use. General method for determination of iron content 1, 10 Phenanthroline spectrophotometric method
- GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB/T 23940-2021 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
