CONCOA Precision Gas Controls

Methyl Chloride (CH3Cl)
DESCRIPTION (Methyl Chloride):


Methyl Chloride is a colorless, flammable gas with a sweet odor. It is shipped in liquid form under its own vapor pressure. Typically used as a refrigerant and in the production of silicone and Butyl rubber..

PHYSICAL CONSTANTS (Methyl Chloride):

Molecular Weight: 50.49
Vapor Pressure @ 70° F: 58.7 psia
Specific Volume @ 70° F., 1 atm.: 7.6 cu.ft/lb
Boiling Point @ 1.0 atm. : -11.6° F
Freezing Point @ 0.0695 atm: -143.5° F
Specific Gravity, Gas @ 0° C., 1 atm. (Air = 1): 1.74
Density, Gas @ 0° C., 1 atm.: 2.3075 g/L
Density, Liquid @ -24° C. 0.997 g/L
Critical Temperature: 289.6° F
Critical Pressure: 968.7 psia
Critical Density: 0.363 g/ml
Latent Heat of Vaporization @ b.p.: 101.3 cal/g
Latent Heat of Fusion @ m.p.: 31.0 cal/g
Flammable Limits in Air: 8.1-17.2 % by volume
Autoignition Temperature: 1170° F
Specific Heat, Liquid @ 20° C.: 0.381 cal/(g)(° C)
Specific Heat, Gas @ 25° C., 1 atm. Cp: 0.1926 cal/(g)(° C)
Specific Heat, Gas @ 25° C., 1 atm. Cv: 0.150 cal/(g)(° C)
Specific Heat Ratio, Gas @ 25° C., 1 atm., Cp/Cv: 1.284
Thermal Conductivity, Gas @ 0° C. : 0.00537 BTU/(hr)(ft2 )(° F/ft)
Viscosity, Gas @ 20° C., 1 atm. : 0.106 centipoise
Solubility in Water @ 0° C., 1 atm. : 340 cc/100 cc H2O

CYLINDER CONNECTIONS (Methyl Chloride):

Standard CGA V-1 Cylinder Connection: CGA 510