GB/T 8208-2007
Determination of gallium in coal (English Version)
- Standard No.
- GB/T 8208-2007
- Language
- Chinese, Available in English version
- Release Date
- 2007
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 8208-2007
- Replace
- GB/T 8208-1987
- Scope
- This standard specifies the method summary, reagent materials, instruments and equipment, test procedures, result expression and methods of alkali fusion-extraction separation-rhodamine B spectrophotometry and acid fusion-extraction separation-rhodamine B spectrophotometry of gallium in coal precision etc. This standard is applicable to lignite, bituminous coal and anthracite, and the measurement range is (1-100) μg/g. For arbitration analysis, alkali fusion-extraction separation-rhodamine B spectrophotometry should be used.
GB/T 8208-2007 Referenced Document
- GB/T 212 Proximate analysis of coal*， 2008-07-29 Update
- GB/T 483 General rules for analytical and testing methods of coal
GB/T 8208-2007 history
- 2007 GB/T 8208-2007 Determination of gallium in coal
- 1987 GB/T 8208-1987 Determination of gallium in coals
