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Azeotrope components, Boiling point/°C, Composition of the azeotrope (by mass)/%, Boiling point of the azeotrope/°C: Ethanol-ethyl acetate: 78.3, 78.0; 30:70; 72.0. Ethanol-benzene: 78.3, 80.6; 32:68; 68.2. Ethanol-chloroform: 78.3, 61.2; 7:93; 59.4. Ethanol-carbon tetrachloride: 78.3, 77.0; 16:84; 64.9. Ethyl acetate-carbon tetrachloride: 78.0, 77.0; 43:57; 75.0. Methanol-carbon tetrachloride: 64.7, 77.0; 21:79; 55.7. Methanol-benzene: 64.7, 80.4; 39:61; 48.3. Chloroform-propanone: 61.2, 56.4; 80:20; 64.7. Toluene-acetic acid: 101.5, 118.5; 72:28; 105.4. Ethanol-benzene-water: 78.3, 80.6, 100; 19:74:7; 64.9. Some binary azeotropes formed by solvents and water: Solvent, Boiling point, Azeotrope boiling point, Water content: Chloroform, 61.2, 56.1, 2.5; Toluene, 110.5, 85.0, 20; Carbon tetrachloride, 77.0, 66.0, 4.0; n-Propanol, 97.2, 87.7, 28.8; Benzene, 80.4, 69.2, 8.8; Isobutanol, 108.4, 89.9, 88.2; Acrylonitrile, 78.0, 70.0, 13.0; Xylene, 137–40.5, 92.0, 37.5; Dichloroethane, 83.7, 72.0, 19.5; n-Butanol, 117.7, 92.2, 37.5; Acetonitrile, 82.0, 76.0, 16.0; Pyridine, 115.5, 94.0, 42; Ethanol, 78.3, 78.1, 4.4; Isopentanol, 131.0, 95.1, 49.6; Ethyl acetate, 77.1, 70.4, 8.0; n-Pentanol, 138.3, 95.4, 44.7; Isopropanol, 82.4, 80.4, 12.1; Chloroethanol, 129.0, 97.8, 59.0; Diethyl ether, 35, 34, 1.0; Carbon disulfide, 46, 44, 2.0; Formic acid, 101, 107, 26