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| SifrenŽ 46 (E) - Datasheet
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Chemical and Physical Properties
| Chemical Formula |
|
CF2=CF–CF=CF2 |
| Molecular Weight |
|
162.03 |
| Boiling Temperature |
(°C) |
5.5 |
| Freezing Temperature |
(°C) |
–130 |
| Critical Temperature |
(°C) |
139.6 |
| Critical Pressure |
(bar) |
31.9 |
| Liquid Density (15 °C) |
(kg/l) |
1.44 |
| Specific Volume of Vapour (at b.p.) |
(dm3/kg) |
135.8 |
| Vapour Pressure (0 °C) |
(bar) |
0.81 |
| Vapour Pressure (25 °C) |
(bar) |
2.11 |
| Heat of Vaporization (at b.p., 1.013 bar) |
(kJ/kg) |
161.8 |
| Enthalpy of Formation (Vapour) |
(kJ/mole) |
–942.2 |
| Sat. Liquid Specific Heat (Cp, 25 °C) |
(J/kg.K) |
1134.1 |
| Sat. Vapour Specific Heat (Cp, 25 °C) |
(J/kg.K) |
843.7 |
| Sat. Liquid Thermal Conductivity |
(W/m.K) |
0.107 |
| Sat. Vapour Thermal Conductivity |
(W/m.K) |
0.00972 |
| Ionization Energy |
(eV) |
9.5 |
| Solubility in Water |
|
insoluble |
| Flammability Limits in Air |
(%vol) |
7 – 73 |
| ODP |
|
0 |
| Lifetime |
(day) |
<1 |
| GWP (estimated) |
ITH 100 y |
<1 |
Pressure/Temperature Data for Sifren® 46
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Temperature
(°C)
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Pressure
(bar)
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0
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0.81
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10
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1.22
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20
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1.77
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30
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2.51
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40
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3.46
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50
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4.66
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60
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6.16
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70
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7.99
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| SifrenŽ 46 (E) - Properties
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