GB/T 14571.3-1993
Ethylene glycol for industrial use. Determination of content of total aldehydes present. Spectrophotometric method (English Version)
- Standard No.
- GB/T 14571.3-1993
- Language
- Chinese, Available in English version
- Release Date
- 1993
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2008-08
- Replace By
- GB/T 14571.3-2008
- Latest
- GB/T 14571.3-2022
- Scope
- This standard specifies the spectrophotometric method for the determination of aldehyde content in ethylene glycol for industrial use. This standard applies to the determination of aldehyde content in industrial ethylene glycol, and the determination range is 0.00001% to 0.003% (m/m).
GB/T 14571.3-1993 history
- 2022 GB/T 14571.3-2022 Test method of ethylene glycol for industrial use—Part 3：Determination of content of aldehydes
- 2008 GB/T 14571.3-2008 Ethylene glycol for industrial use.Determination of content of total aldehydes present.Spectrophotometric method
- 1993 GB/T 14571.3-1993 Ethylene glycol for industrial use. Determination of content of total aldehydes present. Spectrophotometric method
GB/T 14571.3-1993 -All Parts
GB/T 14571.1-2016 Test method of monoethylene glycol for industrial use—Part 1: Determination of acidity—Titration method
GB/T 14571.2-2018 Test method of ethylene glycol for industrial use—Part 2: Determination of purity and impurities—Gas chromatography
GB/T 14571.3-2022 Test method of ethylene glycol for industrial use—Part 3：Determination of content of aldehydes
GB/T 14571.4-2022 Test method of ethylene glycol for industrial use—Part 4：Determination of ultraviolet transmittance—Ultraviolet spectrophotometric method
GB/T 14571.5-2016 Test Methods for Ethylene Glycols for Industrial Use Part 5: Determination of Chloride Ion Chromatography