Linhai Limin Chemicals Co.,Ltd.
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HCFC-22 Chlordifluoromethane CHCLF2

PHYSICAL PROPERTIES

Molecular weight 86.47
Boiling point(n.a.p),°C -40.8
Freezing point,°C -160
Density of liquid(25°C),kg/L -1.194
Density of saturated vapour(at boiling point),kg/m3 4.82
Vapour pressure(25°C),MPa 1.04
Critical temperature,°C 96
Critical pressure,MPa 4.98
Critical density,kg/L 0.525
Latent heat of vapourization(at boiling point),KJ/kg 233.5
Thermal conductivity(25°C), liquid,W/(m·K) 0.090
  vapour,W/(m·K) 0.0012
Specific heat of liquid,(25°C),KJ/(kg/K) 1.40
Specific heat of vapour(n.a.p,25°C),KJ/(kg/K) 0.636
solubility,gas in water(n.a.p,25°C),%(mass) 0.30
Ozone Depletion Potential(ODP) 0.055
Global Warming Potnetial (GMP) 1700

n.a.p-normal atmospheric pressure

SPECIFICATION (GB/T7373-2006)

Grade Excellent First Qua
Purity,%,≥ 99.9 99.6 99.0
Moisture,mg/kg,≤ 10 20 50
Acidity,%,(mass),≤ 0.00001 0.0001 0.0001
High boiling residue,%(mass),≤ 0.01 0.01 0.02
Appearance Clear,Colourless
Odor Odorless
Non-condensable in vapour,%(vol),≤ 1.5

APPLICATION

refrigerant, aerosol propelant, extinguishant, chemical raw material.

PACKING

Steel cylinder, net weight 800,400,40,22.7,13.6kg and ISO TANK

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