pKa
|
9
|
外观
|
Odorless, very hygroscopic colorless crystals sharp saline taste
|
沸点
|
1935 °C (anhydrous) 810 °C (dihydrate)
|
密度
|
3.353 g/cm3
|
熔点
|
730 °C
|
溶解度
|
125 g/100 mL (0 °C) 143 g/100 ml (20°C) 312 g/100 mL (100 °C) in water
|
溶解度
|
soluble in alcohol, acetone
|
半数致死量
|
4100 mg/kg (rat, oral) 1580 mg/kg (mouse, subcutaneous)
|
主要危害
|
Decomposes on heating at high temperature producing toxic and corrosive fumes
|
NFPA704
|
|
RTECS编号
|
EV9328000
|