- 熔点 :
- 131-134 °C(lit.)
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- 沸点 :
- 284 °C(lit.)
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- 密度 :
- 1,53 g/cm3
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- 蒸气密度:
- 5.1 (vs air)
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- 蒸气压:
- <0.01 mm Hg ( 20 °C)
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- 折射率 :
- 1.4500 (estimate)
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- 闪点 :
- 152 °C
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- 储存条件 :
- Store at RT.
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- 溶解度 :
- 6g/l (slow decomposition)
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- 形态:
- Flaky Crystals
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- 颜色:
- White
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- PH值:
- 2 (6g/l, H2O, 20℃)
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- 气味 (Odor):
- Characteristic choking odor
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- 酸碱指示剂变色ph值范围:
- 2 at 6 g/l at 20 °C
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- 爆炸极限值(explosive limit):
- 1.7-10.5%(V)
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- 水溶解性 :
- 6 g/L (20 ºC)
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- 敏感性 :
- Moisture Sensitive
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- Merck :
- 14,7372
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- BRN :
- 118515
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- Henry's Law Constant:
- 6.29 at 20 °C (approximate - calculated from water solubility and vapor pressure)
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- 暴露限值:
- NIOSH REL: TWA 6 mg/m3 (1 ppm), IDLH 60 mg/m3; OSHA PEL: TWA 12 mg/m3 (2 ppm); ACGIH TLV: TWA 1 ppm (adopted).
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- 稳定性:
- Stable. Combustible. Incompatible with strong oxidizing agents, strong bases, moisture, strong acids. Dust may form an explosive mixture with air.
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- CAS 数据库:
- 85-44-9(CAS DataBase Reference)
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- NIST化学物质信息:
- Phthalic anhydride(85-44-9)
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- EPA化学物质信息:
- Phthalic anhydride (85-44-9)
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