GB/T 23937-2020
Sodium hydrosulfide for industrial use
- Standard No.
- GB/T 23937-2020
- Language
- Chinese
- Release Date
- 2020
- Published By
- 国家市场监督管理总局、中国国家标准化管理委员会
- Lastest
- GB/T 23937-2020
- Replace
- GB/T 23937-2009
- Scope
- This standard specifies the classification, technical requirements, test methods, inspection rules, signs, labels, packaging, transportation and storage of industrial sodium oxysulfide. This standard applies to industrial sodium hydrosulfide, the product is mainly used in mineral processing, pesticides, leather, dyes, organic synthesis and water treatment industries.
GB/T 23937-2020 Referenced Document
- GB 12268 List of dangerous goods
- GB 190 Packing symbol of dangerous goods
- GB/T 191 Packaging.Pictorial marking for handling of goods
- GB/T 3049 Chemical products for industrial use. General method for determination of iron content 1, 10 Phenanthroline spectrophotometric method
- GB/T 6678 General principles for sampling chemical products
- GB/T 6682 Water for analytical laboratory use.Specification and test methods
- GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 23937-2020 history
- 2020 GB/T 23937-2020 Sodium hydrosulfide for industrial use
- 2009 GB/T 23937-2009 Sodium hydrosulfide for industrial use