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Effect of cations on flocculating activity (n=3, mean ± SD)
| CATIONS | FLOCCULATING ACTIVITY (%) |
|---|---|
| Fe3+ | 57.90 ± 0.4a |
| Al3+ | 65.30 ± 0.6b |
| K+ | 33.10 ± 1.6c |
| Mg2+ | 88.70 ± 0.9d |
| Na+ | 41.70 ± 1.5e |
| Mn+ | 75.70 ± 2.25f |
| Ca2+ | 89.00 ± 0.7d |
Percentage flocculating activities with different superscripts are significantly different (p<0.05)
