Water phase Butyl acetate phase
W11 pre W21pre W31pre W13pre W23pre W33pre
0.9471 0.0064 0.0060 0.1228 0.0775 0.8539
0.9347 0.0159 0.0076 0.1271 0.0842 0.8347
0.9187 0.0216 0.0100 0.1323 0.0917 0.8366
0.9047 0.0310 0.0138 0.1403 0.0961 0.8394
0.8673 0.0458 0.0197 0.1504 0.1070 0.7329
0.8378 0.0603 0.0259 0.1600 0.1200 0.7568
Table 13: The predicted liquid-liquid equilibrium data for water + lactic acid + butyl
acetate at 35 °C.