carbon
Surface pH
pH zpc
Carboxyl (m.eq/g)
Lactonic (m.eq/g)
Phenolic (m.eq/g)
Carbonyl (m.eq/g)
Total (m.eq/g)
C
8.5
5.4
0.21
0.20
0.18
0.24
0.83
C1
5.2
4.4
1.00
0.89
1.02
1.55
4.45
C2
7.6
5.1
0.48
0.44
0.64
0.69
2.25
Table 2:
Surface chemical parameters of the investigated carbons.