外观
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white crystalline solid
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密度
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2.66 g/cm3 (anhydrous) 2.445 g/cm3 (monohydrate) 1.68 g/cm3 (heptahydrate) 1.512 g/cm3 (11-hydrate)
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熔点
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1124 °C (anhydrous, decomp) 200 °C (monohydrate, decomp) 150 °C (heptahydrate, decomp) 2 °C (11-hydrate, decomp)
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气味
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odorless
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折射率
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1.523 (monohydrate) 1.433 (heptahydrate)
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溶解度
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anhydrous 26.9 g/100 mL (0 °C) 25.5 g/100 mL (20 °C) heptahydrate 71 g/100 mL (20 °C) in water
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溶解度
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1.16 g/100 mL (18 °C, ether) slightly soluble in alcohol, glycerol insoluble in acetone
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欧盟危险品索引
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Not listed
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RTECS编号
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OM4500000
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