Table 1 Elemental analysis (CHNS) values, H/C, O/C and HHV for WS and SS samples.

From: Sustainable valorization of marine plastic residues via hydrothermal liquefaction for clean energy recovery

Sample

C

H

N

S

O

H/C

O/C

HHV (MJ/kg)

WS1

65.05 ± 1.06

10.73 ± 1.12

1.05 ± 0.16

0.49 ± 0.02

22.68 ± 1.88

1.98

0.26

33.42 ± 2.12

WS2

67.79 ± 2.10

11.18 ± 1.05

1.09 ± 0.13

0.50 ± 0.01

19.44 ± 1.80

1.98

0.22

35.48 ± 2.01

WS3

63.12 ± 0.98

10.35 ± 0.97

1.86 ± 0.11

0.41 ± 0.03

24.26 ± 1.65

1.97

0.29

31.99 ± 1.99

WS4

72.35 ± 1.12

12.41 ± 0.99

1.12 ± 0.25

0.50 ± 0.01

13.62 ± 1.02

2.06

0.14

39.65 ± 2.06

WS5

64.50 ± 1.25

10.55 ± 1.03

1.24 ± 0.22

0.65 ± 0.01

23.06 ± 2.03

1.96

0.27

32.92 ± 1.92

WS6

72.80 ± 2.09

15.78 ± 1.19

1.19 ± 0.19

0.10 ± 0.02

10.13 ± 1.85

2.60

0.10

45.14 ± 2.15

WS7

68.02 ± 1.99

11.99 ± 1.22

1.10 ± 0.20

0.20 ± 0.02

18.69 ± 1.88

2.12

0.21

36.83 ± 1.82

WS8

65.50 ± 1.87

10.55 ± 1.02

1.05 ± 0.21

0.40 ± 0.03

22.50 ± 0.99

1.93

0.26

33.35 ± 2.78

WS9

55.36 ± 1.45

9.19 ± 0.89

1.10 ± 0.14

0.35 ± 0.01

34.00 ± 1.18

1.99

0.46

26.24 ± 2.25

SS1

70.90 ± 1.44

10.20 ± 1.11

0.13 ± 0.06

0.10 ± 0.02

18.67 ± 1.11

1.73

0.20

35.25 ± 2.16

SS2

59.03 ± 0.89

8.56 ± 0.87

0.15 ± 0.09

0.02 ± 0.01

32.24 ± 1.36

1.74

0.41

26.85 ± 2.09

SS3

68.78 ± 1.50

9.90 ± 0.82

0.22 ± 0.10

0.01 ± 0.00

21.09 ± 1.22

1.73

0.23

33.74 ± 1.93

SS4

60.12 ± 1.67

8.84 ± 0.96

0.58 ± 0.08

0.02 ± 0.01

30.44 ± 1.99

1.76

0.38

27.89 ± 2.15

SS5

67.05 ± 0.97

9.12 ± 1.16

1.01 ± 0.11

0.05 ± 0.01

22.77 ± 1.82

1.63

0.25

31.79 ± 2.22

SS6

65.50 ± 1.23

9.02 ± 1.00

1.13 ± 0.13

0.12 ± 0.02

24.23 ± 1.65

1.65

0.28

30.90 ± 2.89

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