krypton
Names
[ CAS No. ]:
7439-90-9
[ Name ]:
krypton
[Synonym ]:
krypton
(79Kr)kryptonato(2-)
Krypton,compressed
EINECS 231-098-5
MFCD00016158
Chemical & Physical Properties
[ Density]:
3.736
[ Boiling Point ]:
-153ºC
[ Melting Point ]:
-157ºC
[ Molecular Formula ]:
Kr
[ Molecular Weight ]:
83.79800
[ Exact Mass ]:
83.91150
[ Stability ]:
Stable and unreactive; not combustible.
[ Water Solubility ]:
59.4mL/1000g H2O (20°C) [KIR78]; Henry’s law constants, k×10?4: 3.685 (70.2°C), 4.017 (175.0°C), 3.761 (175.0°C), 2.392 (252.5°C) [POT78]
MSDS
Safety Information
[ Risk Phrases ]:
R9
[ Safety Phrases ]:
9-38
[ RIDADR ]:
UN 1950 2
[ WGK Germany ]:
3
[ Hazard Class ]:
2.2