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Physical properties
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|
Solkane 152a |
| Chemical name |
|
1,1-Difluorethane
 |
| Chemical formula |
|
CHF2-CH3 |
| CAS number |
|
75-37-6 |
| Molecular weight |
kg/kmol |
66 |
| Boiling point at 1.013 bar |
°C |
-24.7 |
| Freezing point at 1.013 bar |
°C |
-117 |
| Critical temperature |
°C |
113.5 |
| Critical pressure |
bar |
44.9 |
| Density liquid at -15 °C |
kg/dm3 |
0.993 |
| Density liquid at 20 °C |
kg/dm3 |
0.912 |
| Heat of vaporization at -15 °C |
kJ/kg |
313.9 |
Thermal conductivity
gas phase at 20 °C |
mW/m.K |
14.2 |
| Flammability |
|
flammable |
Flammability
Solkane 134a is non flammable.
The blowing agent Solkane 152a is a flammable gas.
The explosion limits at standard conditions in dry air are:
Lower explosion limit (LEL) 3.8 Vol.-% in air
Upper explosion limit 21 (LEW) .8 Vol.-% in air
Quality
|
|
Solkane 152a |
| Purity |
% min. |
99.5 |
| Water content |
ppm max. |
20 |
| Acid content |
ppm max. |
1 |
| Non-volatile residue |
ppm max. |
50 |
Vapour pressure
PDF-download of Solkane XG87 vapour pressure
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