外观
|
colorless, hygroscopic solid
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自燃点
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>480 °C
|
密度
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1.856 g/cm3 (anhydrous) 1.58 g/cm3 (pentahydrate) 1.43 g/cm3 (nonohydrate)
|
熔点
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1176°C (anhydrous) 100°C (pentahydrate) 50°C (nonhydrate)
|
气味
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rotten eggs
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溶解度
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12.4 g/100 mL (0 °C) 18.6 g/100 mL (20 °C) 39 g/100 mL (50 °C) in water
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溶解度
|
insoluble in ether slightly soluble in alcohol
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欧盟危险品索引
|
016-009-00-8
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欧盟危险性物质标志
|
Corrosive (C)
|
欧盟危险性物质标志
|
Dangerous for the environment (N)
|
NFPA704
|
|
危险公开号
|
R31, R34, R50
|
RTECS编号
|
WE1905000
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安全公开号
|
S1/2, S26, S45, S61
|
联合国危险货物编号
|
1385 (anhydrous) 1849 (hydrate)
|