Table 1:
N
2
adsorption parameters.
Sample
(m
2
/g)
(cm
3
/g)
(nm)
SiO
2
1 : 4
485
0.40
1.64
Ketorolac-SiO
2
1 : 4
26
0.20
6.95
SiO
2
1 : 8
532
0.26
1.64
Ketorolac-SiO
2
1 : 8
95
0.60
1.64