Table 1 Industrial analysis and elemental analysis of coal sample.

From: Effects of pre-fracturing fluids on pore-fracture structure and mechanical properties of deep coal

Industrial analysis (wt%)

Elemental analysis (wt%, dmmf)

Moisture,

Mad

Ash yield,

Aad

Volatile matter yield, Vdmmf

Fixed carbon,

FCdmmf

C

H

O

N

S

1.16

11.14

6.96

93.04

89.23

3.36

4.39

0.95

2.08

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