HFO-1234ze, trans-1,3,3,3-Tetrafluoropropene
R1234ze (trans-1,3,3,3-tetrafluoropropene) is a very low-GWP fluid (GWP < 1) with thermodynamic performance close to R134a. It is widely used in centrifugal chillers, medium-temperature refrigeration, heat pumps, foam blowing and aerosol propulsion.
| Chemical Name | trans-1,3,3,3-Tetrafluoropropene |
|---|---|
| Molecular Formula | CF₃CH=CHF(trans) |
| Molecular Weight | 114.04 |
| Boiling Point (101.3 kPa) | -19.0 ℃ |
| Critical Temperature | 109.4 ℃ |
| Critical Pressure | 3.63 MPa |
| ODP (Ozone Depletion Potential) | 0 |
| GWP (Global Warming Potential) | < 1 |
| ASHRAE Safety Class | A2L (Low toxicity, Mildly flammable) |
| Vapor Density (air = 1) | 3.937 |
| Liquid Density (20/4℃) | 1.1793 |
| Critical Density (g/cm³) | 0.4892 |
| Acentric Factor | 0.3131 |
| Triple Point Temperature (°C) | -104.530 |
| 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 |
R1234ze is an A2L mildly flammable fluid. Handle by professionals with dedicated equipment, keep ventilated and away from ignition sources.
| Storage & Transportation | Store in a cool, ventilated, explosion-proof warehouse away from fire and heat; temperature not above 52℃. Keep separated 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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