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Difluorochloromethane (R22)

Molecular Formula:CHCLF2
Commodity Code: 29034910 Danger Code: 1018 Danger Class: 2.2
Physical Properties:
Molecular Weight 86.48
Boiling Point, °C -40.82
Relative Density(30°C), liquid, g/cm3 1.177
Melting Point, °C -160.00
Critical Temperature, °C 96.15
Critical Pressure, MPA 4.75
Ozonosphere Damage Potency(ODP) 0.045
Global Warming Potency(GWP) 1700

Freezing point 30°C

-
Specific heat of liquid 30°C , [KJ/(Kg·°C)] 0.31
Density of saturated liquid 30°C , (g/cm3 ) 1.174
Specific heat of e quipressure vapor(Cp) , 30°Cand 101.3kPa[KJ/(Kg·°C)] 0.16
Critical density , g/cm3 0.526
Vaporization heat below boiling point , KJ/Kg 233.5
Quality Index (GB7373-87)
Grade Excellent Grade First Grade Qualified
Purity, %≥ 99.8 99.5 99.0
Moisture, % ≤ 0.001 0.002 0.005
Acidity(as HCl), %≤ 0.00001 0.0001 0.0001
evaporation residue, %≤ 0.01 0.01 0.02
[Main Uses] used in reciprocating compressor, as refrigerant in industrial, commercial and household air-condition system; also used to produce insecticide and aerosol for spraying paint; to produce extinguishing agent 1211; as the basic material to produce a wide variety of fluorinated macromolecular compounds.