This standard specifies the method summary, reagents and materials, instruments and equipment, test procedures, result expression, precision and test report for the determination of carbonate carbon dioxide content in coal. This standard is applicable to lignite, bituminous coal and anthracite.
GB/T 218-2016 Referenced Document
GB/T 483 General rules for analytical and testing methods of coal
GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB/T 218-2016 history
2016GB/T 218-2016 Determination of the carbonate carbon dioxide content in coal
1996GB/T 218-1996 Determination of carbon dioxide content in the mineral carbonates associated with coal