|
Chlorophenol |
pKa
|
Bentone 24 |
Bentone 18C |
||
|
pH |
% adsorbed * |
pH | % adsorbed* | ||
|
2-MCP |
8.48 |
7.8 |
77 |
7.6 |
15
|
|
3-MCP |
9.02 |
7.7 |
81 |
7.6 |
13
|
|
4-MCP |
9.38 |
8.0 |
49 |
7.7 |
6
|
|
2,4-DCP |
7.85 |
7.7 |
96 |
7.5 |
38
|
|
2,5-DCP |
7.35 |
7.9 |
94 |
7.5 |
38
|
|
2,6-DCP |
6.80 |
7.8 |
79 |
7.4 |
32
|
|
3,4-DCP |
8.39 |
7.9 |
97 |
7.6 |
34
|
|
3,5-DCP |
7.92 |
7.9 |
96 |
7.6 |
42
|
|
2,4,5-TCP |
7.74 |
7.6 |
98 |
7.4 |
64
|
|
2,4,6-TCP |
6.42 |
7.5 |
92 |
7.4 |
55
|
From Reference 509. * after 45 to 48 hours in the dark at 20C.