GB/T 4634-1996
Determination of potassium,sodium,iron,calcium,magnesium and manganese in coal ash by atomic absorption spectrometric method (English Version)
- Standard No.
- GB/T 4634-1996
- Language
- Chinese, Available in English version
- Release Date
- 1996
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2008-06
- Replace By
- GB/T 1574-2007
- Latest
- GB/T 1574-2007
- Scope
- This standard specifies the determination methods for potassium, sodium, iron, calcium, magnesium and manganese in coal ash, and is applicable to the determination of potassium, sodium, iron, calcium, magnesium and manganese in lignite, bituminous coal and anthracite ash.
GB/T 4634-1996 history
- 2007 GB/T 1574-2007 Test method for analysis of coal ash
- 1996 GB/T 4634-1996 Determination of potassium,sodium,iron,calcium,magnesium and manganese in coal ash by atomic absorption spectrometric method
GB/T 4634-1996 Determination of potassium,sodium,iron,calcium,magnesium and manganese in coal ash by atomic absorption spectrometric method was changed to GB/T 1574-2007 Test method for analysis of coal ash.
