二氧化硒 [ 7446-08-4 ]
二氧化硒 性质
熔点 315 °C (subl.)(lit.)
沸点 684.9 °C(lit.)
密度 4.81 g/mL at 25 °C(lit.)
蒸气压1 mm Hg ( 157 °C)
闪点 315°C
溶解度 H2O: soluble
form powder
color white
水溶解性 38.4 g/100 mL (14 ºC)
升华点 315 ºC
Merck 14,8434
稳定性Stable. Incompatible with organic materials, strong acids, ammonia, nitric acid, halogen acids. Protect from moisture.
熔点 315 °C (subl.)(lit.)
沸点 684.9 °C(lit.)
密度 4.81 g/mL at 25 °C(lit.)
蒸气压1 mm Hg ( 157 °C)
闪点 315°C
溶解度 H2O: soluble
form powder
color white
水溶解性 38.4 g/100 mL (14 ºC)
升华点 315 ºC
Merck 14,8434
稳定性Stable. Incompatible with organic materials, strong acids, ammonia, nitric acid, halogen acids. Protect from moisture.