Residual kaolinite and bentonite clay turbidity after jar test coagulation at varying doses for chitosans modified with different functional groups
| Chitosan type . | Clay . | Initial turbidity (NTU) . | Residual turbidity (NTU) (mg/L) (95% CI, n = 9) . | |||
|---|---|---|---|---|---|---|
| 0 . | 1 . | 3 . | 10 . | |||
| Carboxymethyl | K | 36.7 | 34.2 (0.76) | 34.0 (0.74) | 33.9 (1.27) | 33.7 (1.14) |
| B | 34.6 | 31.7 (1.81) | 20.2 (3.31) | 14.8 (2.00) | 13.2 (0.83) | |
| Lactate | K | 48.7 | 48.8 (42.07) | 49.1 (37.72) | 5.5 (4.11) | 49.1 (40.32) |
| B | 34.6 | 32.7 (1.62) | 6.2 (0.19) | 0.5 (0.07) | 0.9 (0.35) | |
| Lactate-SK | K | 41.2 | 41.8 (9.51) | 40.8 (12.55) | 5.1 (3.06) | 41.1 (7.72) |
| B | 36.3 | 35.0 (2.20) | 8.1 (4.47) | 0.7 (0.50) | 0.7 (0.24) | |
| Acetate | K | 34.0 | 33.4 (2.10) | 32.9 (0.29) | 28.0 (13.29) | 32.4 (2.00) |
| B | 33.6 | 32.3 (5.79) | 3.3 (1.47) | 0.4 (0.07) | 1.1 (0.73) | |
| Acetate-SK | K | 64.7 | 61.9 (5.35) | 11.0 (18.61) | 24.3 (14.42) | 61.3 (3.98) |
| B | 36.8 | 35.3 (0.22) | 1.0 (0.87) | 0.4 (0.06) | 6.7 (0.90) | |
| HCl | K | 45.6 | 45.2 (34.65) | 44.1 (32.25) | 3.8 (2.07) | 6.4 (1.86) |
| B | 32.0 | 30.0 (2.11) | 3.8 (0.52) | 0.4 (0.14) | 0.4 (0.09) | |
| Chitosan type . | Clay . | Initial turbidity (NTU) . | Residual turbidity (NTU) (mg/L) (95% CI, n = 9) . | |||
|---|---|---|---|---|---|---|
| 0 . | 1 . | 3 . | 10 . | |||
| Carboxymethyl | K | 36.7 | 34.2 (0.76) | 34.0 (0.74) | 33.9 (1.27) | 33.7 (1.14) |
| B | 34.6 | 31.7 (1.81) | 20.2 (3.31) | 14.8 (2.00) | 13.2 (0.83) | |
| Lactate | K | 48.7 | 48.8 (42.07) | 49.1 (37.72) | 5.5 (4.11) | 49.1 (40.32) |
| B | 34.6 | 32.7 (1.62) | 6.2 (0.19) | 0.5 (0.07) | 0.9 (0.35) | |
| Lactate-SK | K | 41.2 | 41.8 (9.51) | 40.8 (12.55) | 5.1 (3.06) | 41.1 (7.72) |
| B | 36.3 | 35.0 (2.20) | 8.1 (4.47) | 0.7 (0.50) | 0.7 (0.24) | |
| Acetate | K | 34.0 | 33.4 (2.10) | 32.9 (0.29) | 28.0 (13.29) | 32.4 (2.00) |
| B | 33.6 | 32.3 (5.79) | 3.3 (1.47) | 0.4 (0.07) | 1.1 (0.73) | |
| Acetate-SK | K | 64.7 | 61.9 (5.35) | 11.0 (18.61) | 24.3 (14.42) | 61.3 (3.98) |
| B | 36.8 | 35.3 (0.22) | 1.0 (0.87) | 0.4 (0.06) | 6.7 (0.90) | |
| HCl | K | 45.6 | 45.2 (34.65) | 44.1 (32.25) | 3.8 (2.07) | 6.4 (1.86) |
| B | 32.0 | 30.0 (2.11) | 3.8 (0.52) | 0.4 (0.14) | 0.4 (0.09) | |