外观
|
white or colourless crystalline solid
|
沸点
|
1412 °C (1685 K)
|
密度
|
2.32 g/cm3 (anhydrous) 1.569 g/cm3 (hexahydrate)
|
闪点
|
Non-flammable
|
熔点
|
714 °C (987 K) (on rapid heating: slow heating leads to decomposition from 300 °C)
|
折射率
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1.675 (anhydrous) 1.569 (hexahydrate)
|
溶解度
|
anhydrous 54.3 g/100 ml (20 °C) 72.6 g/100 mL (100 °C) hexahydrate 157 g/100 mL (20 °C) in water
|
溶解度
|
7.4 g/100 mL (30 °C) in ethanol
|
欧盟危险品索引
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Not listed
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半数致死量
|
2800 mg/kg-1 (oral, rat)
|
主要危害
|
Irritant
|
危险公开号
|
R36, R37, R38
|
RTECS编号
|
OM2975000
|
安全公开号
|
S26, S37, S39
|