This standard specifies the volumetric method high pressure isothermal adsorption test method for coal. This standard applies to the determination of the adsorption capacity of bituminous coal and anthracite to methane and other gases. The determination of the adsorption capacity of lignite to methane and other gases is carried out by reference.
GB/T 19560-2008 Referenced Document
GB 474 Method for preparation of coal sample*, 2008-12-04 Update