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Table 2. Experimental mole fraction solubility of water in ILs and respective expanded uncertainty with 95 % level of confidence, xIL, as a function of
temperature.
IL [C4mim][PF6] [C1mim][Tf2N] [C2mim][Tf2N] 35 [C3mim][Tf2N] 35
T / K 10 3 xIL 10 3 xIL 10 4 xIL 10 4 xIL
288.15 1.010 ± 0.007 1.218 ± 0.021 7.657 ± 0.091 5.147 ± 0.418
293.15 1.110 ± 0.002 1.281 ± 0.009 8.025 ± 0.192 5.270 ± 0.013
298.15 1.210 ± 0.001 1.343 ± 0.011 8.380 ± 0.133 5.399 ± 0.008
303.15 1.286 ± 0.001 1.452 ± 0.007 8.750 ± 0.022 5.682 ± 0.004
308.15 1.430 ± 0.004 1.516 ± 0.020 9.325 ± 0.189 6.042 ± 0.085
313.15 1.581 ± 0.002 1.612 ± 0.017 9.848 ± 0.056 6.493 ± 0.042
318.15 1.759 ± 0.002 1.829 ± 0.062 10.535 ± 0.045 7.010 ± 0.066
IL [C4mim][Tf2N] 35 [C5mim][Tf2N] 35 [C2C2im][Tf2N] [C4C1mim][Tf2N]
T / K 10 4 xIL 10 4 xIL 10 4 xIL 10 4 xIL
288.15 2.861 ± 0.010 1.843 ± 0.056 5.052 ± 0.109 2.036 ± 0.061
293.15 2.916 ± 0.037 1.883 ± 0.219 5.128 ± 0.079 2.025 ± 0.092
298.15 3.067 ± 0.012 1.956 ± 0.018 5.177 ± 0.018 2.101 ± 0.038
303.15 3.179 ± 0.018 2.011 ± 0.011 5.600 ± 0.093 2.181 ± 0.089
308.15 3.439 ± 0.042 2.183 ±0.029 5.930 ± 0.132 2.376 ± 0.018
313.15 3.944 ± 0.014 2.318 ± 0.059 6.279 ± 0.154 2.467 ± 0.086
318.15 4.702 ± 0.029 2.534 ± 0.015 6.802 ± 0.210 2.705 ± 0.035
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