外观
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white hygroscopic hexagonal crystals (anhydrous) colorless monoclinic crystals (hexahydrate)
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标准摩尔生成焓 (ΔfHo298)
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-524.3 kJ·mol-1
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密度
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3.72 g/cm3 (anhydrous) 2.07 g/cm3 (hexahydrate)
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熔点
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711°C (anhydrous) 172.4°C, decomposes (hexahydrate)
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标准摩尔熵 (So298)
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117.2 J·mol-1·K-1
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溶解度
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102 g/100 mL (anhydrous) 316 g/100 mL (0 °C, hexahydrate) in water
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溶解度
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ethanol: 6.9 g/100 mL (20 °C)
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欧盟危险品索引
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Not listed
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