1. Ye Qi Isobaric vapor-liquid equilibria of binary systems

2. Abstract 简要介绍实验体系，实验装置，实验工作，数据 处理及任务

3. Binary systems propyl acetate (1) + 2-methy-1-butanol (2) propyl acetate (1) + n-hexanol (2) propyl acetate (1) + n-heptanol (2)

4. Experiment ( 1) circulated water outlet; (2) thermometer; (3) vacuum heated insulative coat; (4) liquid phase sample connection; (5) liquid phase sample storage; (6) boiling room; (7) heating rod; (8) vapor-liquid mixed room; (9) vapor phase sample storage; (10) vapor phase sample connection; (11) circulated water inlet; (12) condenser. Figure 1. Experimental apparatus.

5. Experiment ѡ%ѡ% (1)10095908580757065605550 (2)05101520253035404550 (1)454035302520151050 (2)556065707580859095100 Table 1 Ratio of standard sample series

6. Thermodynamics consistency verification

7. Compound Antoine coefficients ABCΔT/K propyl acetate6.489371544.310-30.623374-542 2-methy-1-butanol6.186691202.782-114.730317-403 n-hexanol6.412711422.031-107.706325-421 n-heptanol6.108241323.566-126.909337-450 Table 2 Antoine coefficient of pure components

8. Task Table 3 Ratio of standard sample series

9. Thank You !