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对二甲苯(PX)
Colorless transparent liquid with aromatic odor. The specific gravity is 0.861, the melting point is 13.2°C, the boiling point is 138.5°C, and the flash point is 25°C. It’s miscible with organic solvents such as ethanol, ether and acetone. Combustible, low-toxic compounds, slightly more toxic than ethanol, its vapor and air can form an explosive mixture, the explosion limit of 1.1% to 7.0% (volume fraction).
- 1,4-二甲苯,对二甲苯
- para-xylene, 1,4-dimethyl-benzene[1]
- 对二甲苯,PX
- C8H10
- 106.167
- 13.263 ℃
- 138.37 ℃
- 不溶于水
- 相对密度0.8611 (20℃/4℃水)
- 无色液体,低温时成无色片状或棱柱体结晶
- 27.2 ℃
- 用于生产绦纶纤维、聚酯容器、涂料、染料等
- 低毒化合物,危险化学品