HFC-152a, 1,1-Difluoroethane
R152a (1,1-difluoroethane) has a boiling point of -25.0℃ and a GWP of only about 148. It is often blended with R32 and others into low-GWP mixtures for residential A/C, automotive A/C and heat pumps.
| Chemical Name | 1,1-Difluoroethane |
|---|---|
| Molecular Formula | CH₃CHF₂ |
| Molecular Weight | 66.05 |
| Boiling Point (101.3 kPa) | -25.0 ℃ |
| Critical Temperature | 113.3 ℃ |
| Critical Pressure | 4.52 MPa |
| ODP (Ozone Depletion Potential) | 0 |
| GWP (Global Warming Potential) | 148 |
| ASHRAE Safety Class | A2 (Low toxicity, Flammable) |
| 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 |
|---|---|
| 100 / 340 kg | Refillable steel cylinder |
R152a is an A2 flammable fluid. Blending and application must follow flammable-refrigerant codes with explosion protection and ventilation, operated by professionals.
| Storage & Transportation | Store in a cool, ventilated, explosion-proof warehouse away from fire and heat; temperature not above 52℃. Strictly separate from oxidizers. Inspect cylinders periodically and handle gently. |
|---|
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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