| Standard Specifications | Limit Value |
|---|---|
| Composition R-125 R-218 R-290 |
86% (-1,5 /+1,5) 9 % (-1,0 /+1,0) 5 % (-0,5 /+0,5) |
| Guaranteed purity | ≥99 % weight |
| Water content | ≤10 ppm weight |
| Chlorine ion test (silver nitrate test) | none |
| Acidity | ≤1 ppm weight |
| Non-condensable content (gas phase) | ≤1.5 % volume |
| Molar Mass | g/mol | 113.9 |
| Melting point | °C | N/A |
| Boiling point (under 1.013 bar) | °C | -49.96 |
| Temperature drift under 1.013 bar | K | 0.27 |
| Saturated fluid density at 25°C | kg/m3 | 1168 |
| Saturated vapour density at boiling point | kg/m3 | 6.7 |
| Critical temperature Critical pressure |
°C bar |
70.1 36.5 |
| Latent heat of vaporisation at boiling point | kJ/kg | 162.35 |
| Surface tension at 25°C | 10-3 N/m | 8.7 |
| Viscosity at 25°C Liquid | 10-3 Pa-s | 0.1397 |
| Specific heat at 25°C Liquid Vapour under 1.013 bar |
kJ/(kg.K) kJ/(kg.K) |
1.304 0.853 |
| Cp/Cv ratio at 25°C under 1.013 bar | 1.103 | |
| Flammability in air | non-flammable | |
| Flashing point | none | |
| NF-EN 378 Standard | L1 | |
| Potential effect on ozone | (R-11 = 1) | 0 |
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