GB/T 8899-1998
Determination of maceral group composition and minerals in coal (English Version)
- Standard No.
- GB/T 8899-1998
- Language
- Chinese, Available in English version
- Release Date
- 1998
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2014-05
- Replace By
- GB/T 8899-2013
- Latest
- GB/T 8899-2013
- Scope
- This standard specifies the method for determining the volume percentage of coal microcomponents (or microcomponents) and minerals with white light under a reflected polarizing microscope, and is applicable to pulverized coal light slices made of lignite, bituminous coal and anthracite.
GB/T 8899-1998 history
- 2013 GB/T 8899-2013 Determination of maceral group composition and minerals in coal
- 1998 GB/T 8899-1998 Determination of maceral group composition and minerals in coal
