GB/T 7728-1987
Chemical analysis of metallurgical products--General rule for flame atomic absorption spectrometric methods (English Version)
- Standard No.
- GB/T 7728-1987
- Language
- Chinese, Available in English version
- Release Date
- 1987
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2022-03
- Replace By
- GB/T 7728-2021
- Latest
- GB/T 7728-2021
- Scope
- This general rule puts forward requirements and regulations on the common issues of determination of metal elements in metallurgical products by flame atomic absorption spectrometry, such as preparation of instruments, determination of instrument performance judgment standards, calibration methods, measurement of solutions, calculation of results, etc. In addition, the theory of atomic absorption is briefly introduced. When formulating (revising) the national standard for flame atomic absorption spectrometry of metallurgical products, this standard should be followed.
GB/T 7728-1987 history
- 2021 GB/T 7728-2021 Chemical analysis of metallurgical products—General rule for flame atomic absorption spectrometric methods
- 1987 GB/T 7728-1987 Chemical analysis of metallurgical products--General rule for flame atomic absorption spectrometric methods
