- Standard No.
- GB/T 6150.14-2008
- Language
- Chinese, Available in English version
- Release Date
- 2008
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
-
GB/T 6150.14-2008
- Replace
-
GB/T 6150.16-1985
- Scope
- This method specifies the method for the determination of manganese content in tungsten concentrate. This method is suitable for the determination of manganese content in tungsten concentrate. Measuring range: greater than 2% to 20%.
GB/T 6150.14-2008 history
- 2008 GB/T 6150.12-2008 Methods for chemical analysis of tungsten concentrates.Determination of silicon dioxide content.The silicomolybdenum blue spectrophotometry and the gravimetry
- 1985 GB/T 6150.14-1985 Methods for chemical analysis of tungsten concentrates--The molybdenum blue photometric method for the determination of silicon dioxide content
GB/T 6150.14-2008 Methods for chemical analysis of tungsten concentrates.Determination of manganese content.The ammonium ferrous sulfate volumetric method and flame atomic absorption spectrometric method has been changed from GB/T 6150.16-1985 Methods for chemical analysis of tungsten concentrates--The atomic absorption spectrophotometric method for the determination of manganese content.