CONCOA Precision Gas Controls

Krypton (Kr)
DESCRIPTION (Krypton):


Krypton is a colorless, odorless, inert gas. Typically used in medical, electronic and lighting industries.

PHYSICAL CONSTANTS (Krypton):

Molecular Weight: 83.80
Specific Volume @ 70° F., 1 atm.: 4.61 cu.ft/lb
Boiling Point @ 1.0 atm. : -244.5° F
Triple Point : -251.3° F
Triple Point pressure: -0.721 ATM
Specific Gravity, Gas @ 20° C., 1 atm. (Air = 1): 2.818
Density, Gas @ 0° C., 1 atm.: 3.74 g/l
Density, Liquid @ B.P.: 2.413 g/ml
Critical Temperature: -82.5° F
Critical Pressure: 798.2 psia
Critical Density: 0.907 g/ml
Latent Heat of Vaporization @ B.P.: 2154 cal/mol
Latent Heat of Fusion @ t.p.: 392 cal/mol
First Ionization Potential: 13.999 electron Volts
Specific Heat, Liquid @ 117-123° K. 10.7 cal/(mol)° K
Specific Heat, Gas @ 15° C, 1atm. Cp: 0.06 cal/(g)° C
Specific Heat, Gas @ 15° C., 1 atm. Cv: 0.036 cal/(g)° C
Specific Heat Ratio, Gas @ 15° C., 1 atm., Cp/Cv: 1.67
Thermal Conductivity, Gas @ 0° C. : 2.09 x 10-4 cal/(sec)(cm2)° C/cm
Viscosity, Gas @ 25° C., 1 atm. : 0.0253 centipoise
Dielectric Constant @ 25° C, 1 atm: 1.000768
Solubility in Water @ 20° C., 1 atm. : 59.4 cc/Kg H2O

CYLINDER CONNECTIONS (Krypton):

Standard CGA V-1 Cylinder Connection up to 3000 psig: CGA 580
Standard CGA V-1 Cylinder Connection 3001 - 5500 psig: CGA 680
Standard CGA V-1 Cylinder Connection 5501 - 7500 psig: CGA 677
Standard CGA V-1 Cylinder Connection Ultra High Integrity: CGA 718