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理化性质:
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分子量:44.013
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熔 点(三相点):-90.8℃
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沸点(101.325kPa):-88.5℃
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液体密度(-88.33℃,101.325kPa):1281.5kg/m3
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气体密度(0℃,101.325kPa):1.977kg/m3
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相对密度(25℃,101.325kPa,空气=1):1.530
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比 容(21.1℃,101.325kPa):0.5431m3/kg
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临界温度:36.4℃
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临界压力:7254kPa
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临界密度:452.5kg/m3
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熔化热(-90.81℃ 87.8kPa):148.6kJ/kg
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汽化热(-88.47℃ 101.325kPa):376.1kJ/kg
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比热容(25℃,101.325kPa):Cp=877.8J/(kg·K)
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粘 度(100kPa,20℃ 气体):0.01360mPa·s
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蒸汽压(-20℃):1834kPa (0℃):3171kPa (20℃):5168kPa
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