Research Article
Biosorption of Pb(II) Ions by Klebsiella sp. 3S1 Isolated from a Wastewater Treatment Plant: Kinetics and Mechanisms Studies
Table 7
ANOVA for the response surface reduced quadratic model.
| Source | Sum of squares | DF | Mean square | -value | value |
| Model | 9588.53 | 8 | 1198.57 | 437.66 | <0.0001 | : biosorbent dosage | 4.10 | 1 | 4.10 | 1.50 | 0.2520 | pH | 234.13 | 1 | 234.13 | 85.49 | <0.0001 | : temperature | 8164.13 | 1 | 8164.13 | 2981.14 | <0.0001 | pH | 18.39 | 1 | 18.39 | 6.72 | 0.0291 | | 301.72 | 1 | 301.72 | 110.17 | <0.0001 | | 161.57 | 1 | 161.57 | 59.00 | <0.0001 | pH2 | 164.17 | 1 | 164.17 | 59.95 | <0.0001 | | 387.29 | 1 | 387.29 | 141.42 | <0.0001 | Residual | 24.65 | 9 | 2.74 | | | Lack of fit | 16.26 | 4 | 4.06 | 2.42 | 0.1790 | Pure error | 8.39 | 5 | 1.68 | | | Cor total | 9613.18 | 17 | | | |
| CV % | 1.58 | | | | | -Squared | 0.9974 | | | | | Adj. -Squared | 0.9952 | | | | | Pred. -Squared | 0.9837 | | | | |
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