Temperature (˚C)

Adsorption (mmol/g)

20˚C

25˚C

30˚C

35˚C

40˚C

0.2

4.80

6.21

5.37

5.33

5.47

0.4

5.65

6.98

6.18

6.25

6.51

0.6

6.50

7.75

6.99

7.17

7.55

0.8

7.35

8.52

7.79

8.09

8.59

1.0

8.20

6.21

8.60

9.01

9.63