GB/T 8899-2013 Active National standards

GB/T 8899-2013 Determination of maceral group composition and minerals in coal

GB/T 8899-2013 Determination of maceral group composition and minerals in coal

Publish Date: 2013-12-17 Implement Date: 2014-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 8899-2013

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: \nCoal rock

ICS Name: \nCoal

Publish Date: 2013-12-17

Implement Date: 2014-05-01

Pages: 8 pages

Scope

This standard specifies the method for determining the microcomposites (or micro-constituents) of coal and the volume fraction of minerals under a reflective polarizing microscope.
This standard is applicable to coal powder slides made from lignite, bituminous coal, and anthracite.

Development Information

Word Count: 12 Thousand words Pages: 8 pages

Replace the following standards

GB/T 8899-1998 Determination of maceral group composition and minerals in coal

Referenced Standards

GB/T 12937-1995 Terms relating to coal petrology GB/T 12937-2008 Terms relating to coal petrology GB/T 15588-2001 Classification of macerals for bituminous coal GB/T 15588-2013 Classification of macerals for bituminous coal GB/T 16773-1997 Method of preparing coal samples for the coal petrographic analysis GB/T 16773-2008 Method of preparing coal samples for the coal petrographic analysis

Adopt standards

ISO 7404-3:2009

Related Standards

GB 5751-1986 Replaced

GB 5751-1986 Classification of Chinese coals

Publish Date: 1986-01-09

GB 481-1993 abolished_transferred

GB 481-1993 Sampling method of coal sample for production

Publish Date: 1993-02-19

GB/T 15223-1994 Replaced

GB/T 15223-1994 Plastics—Liquid resins—Determination of density by the pyknometer method

Publish Date: 1994-09-24

GB/T 15224.1-1994 Replaced

GB/T 15224.1-1994 Classification for quality of coal—Classification for ash yield of coal

Publish Date: 1994-09-24

GB/T 15224.2-1994 Replaced

GB/T 15224.2-1994 Classification for quality of coal—Classification for sulphur content of coal

Publish Date: 1994-09-24

GB/T 15224.3-1994 Replaced

GB/T 15224.3-1994 Classification for quality of coal—Classification for calorific value of coal

Publish Date: 1994-09-24