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Table 4 Predicted and experimental values of equilibrium moisture content of karaya gum by GAB model of moisture sorption

From: Study on equilibrium moisture sorption characteristics and modeling of Karaya (Sterculia urens Roxb.) gum

30 °C

40 °C

50 °C

60 °C

aw

Pre

Exp

SE

aw

Pre

Exp

SE

aw

Pre

Exp

SE

aw

Pre

Exp

SE

0.112

7.418

7.3 ± 0.20

0.11

0.112

6.119

6.4 ± 0.13

0.08

0.114

4.04

3.5 ± 0.13

0.13

0.109

2.59

2.3 ± 0.10

0.06

0.216

10.696

10.2 ± 0.36

0.21

0.226

9.604

8.9 ± 0.30

0.17

0.208

6.56

7.9 ± 0.21

0.12

0.207

4.784

6.0 ± 0.55

0.32

0.324

13.358

13.7 ± 0.26

0.15

0.327

12.074

12.2 ± 0.17

0.10

0.314

9.08

10.11 ± 0.20

0.12

0.32

7.345

7.3 ± 0.10

0.06

0.431

15.939

17.2 ± 0.10

0.06

0.45

14.982

15.7 ± 0.20

0.12

0.463

12.64

12.4 ± 0.56

0.32

0.43

10.057

9.8 ± 0.15

0.08

0.514

18.129

18.9 ± 0.15

0.09

0.554

17.667

18.3 ± 0.20

0.12

0.500

13.59

13.2 ± 0.27

0.16

0.500

11.999

11.5 ± 0.16

0.09

0.63

21.767

20.4 ± 0.10

0.06

0.66

20.889

19.67 ± 0.10

0.06

0.644

17.86

18 ± 0.13

0.07

0.631

16.406

14.0 ± 0.20

0.12

0.75

26.756

24.4 ± 0.26

0.15

0.746

24.0915

22.05 ± 0.90

0.05

0.747

21.82

21 ± 0.58

0.34

0.673

18.137

17.4 ± 0.46

0.26

0.836

31.637

33.4 ± 0.15

0.09

0.823

27.639

32.1 ± 0.96

0.06

0.850

27.13

24.9 ± 0.63

0.37

0.802

25.101

21.4 ± 0.42

0.24

0.923

38.475

39.7 ± 0.17

0.10

0.95

35.814

34.5 ± 0.45

0.26

0.958

35.34

32.5 ± 0.46

0.27

0.92

35.486

29.2 ± 0.75

0.44

  1. Values are mean of 3 determinations ± standard deviation (SD)