Pore Structure Characteristics and Evolution Law of Different-Rank Coal Samples

Table 2

Joint characterization results of pore volume.

Sample	Pore volume (mL/g)				Total pore volume (mL/g)
	Macropore	Mesopore	Small pore	Micropore
Sample 1	0.0124	0.0040	0.0080	0.0040	0.0284
Sample 2	0.0087	0.0030	0.0057	0.0030	0.0204
Sample 3	0.0030	0.0010	0.0052	0.0018	0.0110
Sample 4	0.0047	0.0012	0.0047	0.0016	0.0122
Sample 5	0.0062	0.0022	0.0040	0.0046	0.0170
Sample 6	0.0054	0.0026	0.0055	0.0067	0.0202