Difluorochloromethane (R22)
Molecular Formula:CHCLF2
Commodity Code: 29034910 Danger Code: 1018 Danger Class: 2.2
Physical Properties:
Quality Index (GB7373-87)
[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.
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 |
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 |