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Add: 8 Guangming Road, Chenghe Town, Xiangyang District, Xiangfan City, Hubei, China
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R134a
R134a
1,1,1,2-TETRAFLUOROETHANE
Executive standard GB/T 188260-2002
Molecular formula C2H2F4
Molecular weight102.03
Quality standard
Grade | Superior product | First-class product |
Purity, %,min ≥ | 99.9 | 99.6 |
Moisture, mg/kg ≤ | 5 | 10 |
Acidity (as HCI), mg/kg ≤ | 1.0 | 1.0 |
Evaporated residue, % ≤ | 0.01 |
0.01 |
Content of non-condensable gas in the gas phase, %(V/V) ≤ | 1.5 | 1.5 |
Physical properties
Boiling point, ℃ | -26.1 | Evaporation potential at boiling point, kj/kg | 215.0 |
Critical temperature (℃) | 101.1 | Specific heat (liquid 25℃)kj/kg.℃ | 1.51 |
Critical pressure, MPa | 4.067 | Vapor pressure (25℃), MPa | 0.665 |
Critical density, g/cm3 | 0.5127 | ODP | 0 |
Density (25℃), liquid, g/cm3 | 1.207 | GWP | 0.29 |
Uses
Taking the place of CFC-12 as refrigerant. It is widely used in automotive air conditioning and refrigerator.
Packing
13.6kg/30P, 150g/250g, 200g/300g, 250g/350g, or 290g/390g disposable steel cylinder;
108L, 400L, or 926L recyclable steel cylinder.