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Product name
Dichloromethane
Alias
Methylene chloride; Methane dichloride; Methylene dichloride; narkotil; Plastisolve; R 30; Refrigerant 30; solaesthin; solmethine
CAS RN
75-09-2
EINECS
200-838-9
Molecular formula
CH2Cl2
Molecular weight
84.93
Dangerous mark
Xn:Harmful
Risk phrase
R40;
Safety term
Physical and chemical properties
Appearance & properties: Colorless transparent liquid with aromatic odor.
Melting point(℃): -96.7
Boiling point(℃): 39.8
Relative density (water=1): 1.33
Relative vapor density (air=1): 2.93
Saturated vapor pressure (kPa): 30.55(10℃)
Combustion heat (kJ/mol): 604.9
Critical temperature(℃): 237
Critical pressure(MPa): 6.08
Octanol / water partition coefficient logarithm: 1.25
Ignition temperature(℃): 615
Upper explosive limit% (V/V): 19
Lower explosive limit% (V/V): 12
Solubility: Slightly soluble in water, soluble in ethanol and ether.
Use
Used as solvent in resin and plastic industry. Widely used in pharmaceutical, plastic, film and other industries.

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