Table 2 EASY%Ro values versus heating time at 372 °C for LCG whole source rock and SEG, WEH and FC kerogens.

From: Isothermal confined pyrolysis on source rock and kerogens in the presence and absence of water: Implication in isotopic rollover in shale gases

Time (h)

initial

0

24

48

72

96

144

192

240

288

336

384

432

480

528

576

624

672

Lucaogou

0.60

0.96

1.19

1.29

1.36

1.42

1.49

1.55

1.60

1.64

1.68

1.71

1.73

1.76

1.78

1.80

1.82

1.84

Saergan-1

1.10

1.16

1.28

1.35

1.40

1.45

1.52

1.57

1.62

1.65

1.69

1.72

1.74

1.77

1.79

1.81

1.83

1.85

Saergan-2

1.30

1.33

1.39

1.44

1.48

1.51

1.57

1.61

1.65

1.68

1.72

1.74

1.77

1.79

1.81

1.83

1.85

1.87

Wuerhe

1.18

1.21

—

1.37

—

1.47

1.53

1.58

1.63

1.66

1.69

1.72

—

1.77

—

1.82

—

1.85

Fengcheng

0.96

1.07

—

1.32

—

1.43

1.50

1.56

1.61

1.65

1.68

1.71

—

1.76

—

1.81

—

1.85

  1. Time (h): duration at 372 °C; initial: %Ro value prior to heating. Saergan-1 and Saergan-2 are same sample with two different assumed initial Ro values.
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