Method to adsorb an adsorbate using modified carbonaceous material

20

15

o>

o E E

8 10

<

—9— Unmodified

—B—Modified, Na+form
Modified, K+form
Modifeied, Li+form

ffl

/ /

0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1