GB 5751-1986
Replaced
MT/T 807-2025
Active
Industry standards-Coal
MT/T 807-2025 Method for separation and enrichment of vitrinite group in bituminous coal
MT/T 807-2025 Method for separation and enrichment of vitrinite group in bituminous coal
Price:
$ 29.00
Basic Information
Standard Code:
MT/T 807-2025
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
\nCoal rock
ICS Name:
\nCoal
Publish Date:
2025-06-30
Implement Date:
2025-12-30
Pages:
12 pages
Scope
This document specifies the method outline, equipment and materials, separation test steps, and detection of enriched material for the density-fluid centrifugal separation and enrichment of vitrinite in bituminous coal.
This document is applicable to the density-fluid separation and enrichment of vitrinite in bituminous coal in laboratories. The enrichment of other microscopic components can be referenced for use.
Development Information
Replace the following standards
Referenced Standards
GB/T 6948-1998 Microscopical determination of the reflectance of vitrinite in coal
GB/T 6948-2008 Method of determining microscopically the reflectance of vitrinite in coal
GB/T 8899-1998 Determination of maceral group composition and minerals in coal
GB/T 8899-2013 Determination of maceral group composition and minerals in coal
Related Standards
GB 481-1993
abolished_transferred
GB 481-1993 Sampling method of coal sample for production
GB/T 15223-1994
Replaced
GB/T 15223-1994 Plastics—Liquid resins—Determination of density by the pyknometer method
GB/T 15224.1-1994
Replaced
GB/T 15224.1-1994 Classification for quality of coal—Classification for ash yield of coal
GB/T 15224.2-1994
Replaced
GB/T 15224.2-1994 Classification for quality of coal—Classification for sulphur content of coal
GB/T 15224.3-1994
Replaced