HFC-227ea, 1,1,1,2,3,3,3-Heptafluoropropane
R227ea (1,1,1,2,3,3,3-heptafluoropropane) is non-flammable and non-toxic with a boiling point of -16.4℃. It is widely used in gaseous fire suppression (FM-200) and also in -70℃ low-temperature freezers and cascade systems.
| Chemical Name | 1,1,1,2,3,3,3-Heptafluoropropane |
|---|---|
| Molecular Formula | CF₃CHFCF₃ |
| Molecular Weight | 170.03 |
| Boiling Point (101.3 kPa) | -16.4 ℃ |
| Critical Temperature | 101.9 ℃ |
| Critical Pressure | 2.93 MPa |
| ODP (Ozone Depletion Potential) | 0 |
| GWP (Global Warming Potential) | 3350 |
| ASHRAE Safety Class | A1 (Non-toxic, Non-flammable) |
| Vapor Density (air = 1) | 5.869 |
| Liquid Density (20/4℃) | 1.4084 |
| Critical Density (g/cm³) | 0.5942 |
| Acentric Factor | 0.3576 |
| Triple Point Temperature (°C) | -126.800 |
| Appearance | Colorless, transparent, free of turbidity |
|---|---|
| Purity | ≥ 99.9 % |
| Moisture | ≤ 10 ppm |
| Acidity (as HCl) | ≤ 1 ppm |
| Evaporation Residue | ≤ 0.01 % |
| Executing Standard | Compliant with national and industry standards |
| 5 / 10 kg | Disposable steel cylinder |
|---|---|
| 40 / 100 kg | Refillable steel cylinder |
R227ea is non-flammable but has a high GWP. Both fire and refrigeration uses must recover per code and avoid emission.
| Storage & Transportation | Store in a cool, well-ventilated warehouse away from fire and heat; temperature not above 52℃. Keep separated from oxidizers and acids. Inspect cylinders periodically and handle gently. |
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This Technical Data Sheet (TDS) is provided by Kelvins Data are based on current product standards and Wulachem’s finished-product technical references, for reference only; actual parameters are subject to the factory inspection report. For the official MSDS/SDS or batch inspection report, please contact us.
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