- Standard No.
- GB/T 6150.13-1985
- Language
- Chinese
- Release Date
- 1985
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Replace By
-
GB/T 6150.11-2008
- Lastest
-
GB/T 6150.11-2008
- Scope
- This standard applies to the determination of zinc content in scheelite concentrate. Measuring range: 0.005~0.300%.
GB/T 6150.13-1985 history
- 2008 GB/T 6150.11-2008 Methods for chemical analysis of tungsten concentrates.Determination of zinc content.Flame atomic absorption spectrometric method
- 1985 GB/T 6150.13-1985 Methods for chemical analysis of tungsten concentrates--The ammonium hydroxide-ammonium chloride supporting electrolyte polarographic method for the determination of zinc content
GB/T 6150.13-1985 Methods for chemical analysis of tungsten concentrates--The ammonium hydroxide-ammonium chloride supporting electrolyte polarographic method for the determination of zinc content was changed to GB/T 6150.11-2008 Methods for chemical analysis of tungsten concentrates.Determination of zinc content.Flame atomic absorption spectrometric method.