| |
|
Fe-EDA-SAMMS |
AG® 1-X8 |
| Matrix |
Initial pH |
Equilibrium pH |
Phosphate removal (%) |
Equilibrium pH |
Phosphate removal (%) |
| 0.00003 M phosphate |
5.6 |
3.6 |
99.5 ± 0.0 |
9.6 |
99.8 ± 0.2 |
| + 0.01 M sodium chloride |
5.5 |
3.8 |
97.7 ± 0.3 |
11.2 |
79.8 ± 9.6 |
| + 0.01 M sodium nitrate |
5.7 |
3.9 |
93.8 ± 0.5 |
11.3 |
67.5 ± 10.6 |
| + 0.01 M sodium bicarbonate |
8.7 |
7.7 |
28.7 ± 5.7 |
9.4 |
29.1 ± 1.0 |
| + 0.01 M sodium sulfate |
5.7 |
5.8 |
24.2 ± 0.8 |
11.0 |
0.0 ± 0.6 |
| + 0.01 M sodium citrate |
7.2 |
7.2 |
25.3 ± 3.2 |
10.7 |
1.3 ± 0.3 |
|
