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Product name: Chloromethane
Purity: 99.9 %( min)
Alias: Methyl chloride
English name: Chloromethane、Methyl chloride
Chemical formula:CH3CI
Molecular weight: 50.488
CAS No.: 74-87-3
Physicochemical property: Appearance: Transparent liquid, without the suspended sediment.
Molecular weight: 50.488
Melting point: -97.7℃
Boiling point(101.325kPa): -24.2℃
Liquid density (-24.2℃,101.325kPa):1002.9kg/m3
Gas density(101.325kPa,25℃):2.1133kg/m3
Relative density(101.325kPa,25℃,空气=1):1.784
Specific volume(101.325kPa,21.1℃):0.4744m3/kg
Gas volume ratio(15℃,100kPa):469L/L
Compressibility coefficient:
Pressure kPa 1OO 200 400 800
Temperature℃15 0.9858 0.9711 0.9270
50 0.9840 0.9726 0.9450 0.8872
Critical temperature: 143.1℃
Critical pressure :6680kPa
Critical density: 353kg/m3
Heat of fusion(-97.7℃):129.7kJ/kg
Heat of gasification △Hv(-24.2℃):428.44kJ/(kg·K)
Specific heat capacity(Gas,101.325kPa,25℃):Cp=838J/(kg·K)
Cv=673J/(kg·K)
(Liquid,0℃):1.569kJ/(kg·K)
Specific heat ratio(Gas,101.325kPa,25℃):Cp/Cv=1.244
Vapour pressure(-90.05℃):1.333kPa
(-38.14℃):53.329kPa
(-13.11℃):159.986kPa
Viscosity(Gas,101.325kPa,20℃):0.0108mPa·s
(Liquid,-20℃):0.280mPa·S
Surface tension(-20℃):22.0mN/m
Coefficient of heat conductivity(Gas,101.325kPa,20℃):0.010544W/(m·K)
(Liquid,-25℃):0.192W/(m·K)
Refractive index(Liquid,25℃):1.0007
Flash point: <0℃
Burning point: 632℃
Solubility in water(101.325kPa,0℃): 340cm3/100cm3(H3O)
Inflammable level:4
Cytotoxic level:2
Reaction activity level:0
Use: It can be used as refrigerating fluid, catalyst and solvent used in organic synthesis. |
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