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. 2016 Jun 9;9(6):460. doi: 10.3390/ma9060460

Table 2.

Estimated parameters of the Freundlich isotherm for copper ions’ sorption onto MANSG at different solution temperatures.

Solution Temperature (°C) Kf n R2
25 5.55 2.37 0.88
35 4.6 2.27 0.86
50 3.74 2.2 0.82
65 2.31 1.99 0.8
75 1.18 1.68 0.71
85 0.76 1.57 0.76